In the third row
Hourly Pay = $9.51
For a total of 40 hours
Straight-time Pay = 40 X $9.51
=$380.4
Overtime Rate = 1.5
Therefore:
Hourly Pay (at overtime)

Since the worker had 4 Overtime Hours

Therefore, Total Pay 3
=Straight-time Pay + Overtime Pay
=$380.40+57.08
=$437.48