State X
Sales (12,000,000/16,000,000)75%
Property (3,000,000/5,000,000)60%
Payroll (1,200,000/2,000,000)60%
Total of factors195%
Divided by three (195/3) 65%
Times taxable income × 1,000,000
State X taxable income $650,000
State Y
Sales (4,000,000/16,000,000)25%
Property (2,000,000/5,000,000)40%
Payroll (800,000/2,000,000)40%
Total of factors105%
Divided by three (105/3) 35%
Times taxable income × 1,000,000
State Y taxable income $350,000