Step 1:
The first step to converting 455406.39508866 to a fraction is to re-write 455406.39508866 in the form p/q where p and q are both positive integers. To start with, 455406.39508866 can be written as simply 455406.39508866/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 455406.39508866, which in this case is 8. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 455406.39508866/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 455406.39508866/1 each by 100000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 455406.39508866 as a fraction:
455406/1 / 1