Given the task definition and input, reply with output. 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.

[156.508, -26.007, 157.757, 71.547, 122.294]

[ 0.325 -0.054  0.327  0.148  0.254]