We will determine the company profits as follows:
So, the company profits is $450 000 a year.
***Explanation***
From the text we know that the profits of Jerome are 1/3 of the company's, that is:
Here "j" represents Jerome's earnings and "c" represents the company's earnings.
*Since his earnings are represented in terms of the company we represent the company's earning in terms of Jeromes's earnings, that is:
Since we know that Jerome's earnings were $150 000, we replace and solve for "c":
So, the earning of the company is $450 000.