Finding the Fourth Proportional to 622,531.87, 934,637.36 and 398,329.95
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Solution
The fourth proportional to 622,531.87, 934,637.36 and 398,329.95 is: 598,032.12
Step by Step Solution
- Step 1: Write the proportion equation
622,531.87 : 934,637.36 = 398,329.95 : x - Step 2: Convert to fraction form
622,531.87/934,637.36 = 398,329.95/x - Step 3: Cross multiply
622,531.87x = 934,637.36 × 398,329.95 - Step 4: Simplify right side
622,531.87x = 372,294,052,876.93 - Step 5: Solve for x
x = 372,294,052,876.93/622,531.87 - Step 6: Final answer
x = 598,032.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.