Definition: In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.
Input: [198.576, 178.821, -40.318, 224.423, 166.774]

[ 0.273  0.246 -0.055  0.308  0.229]