Finding the Fourth Proportional to 522,335.10, 783,600.99 and 372,202.95
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Solution
The fourth proportional to 522,335.10, 783,600.99 and 372,202.95 is: 558,374.50
Step by Step Solution
- Step 1: Write the proportion equation
522,335.10 : 783,600.99 = 372,202.95 : x - Step 2: Convert to fraction form
522,335.10/783,600.99 = 372,202.95/x - Step 3: Cross multiply
522,335.10x = 783,600.99 × 372,202.95 - Step 4: Simplify right side
522,335.10x = 291,658,600,100.92 - Step 5: Solve for x
x = 291,658,600,100.92/522,335.10 - Step 6: Final answer
x = 558,374.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.