Finding the Fourth Proportional to 506,276.10, 759,608.55 and 498,305.70
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Solution
The fourth proportional to 506,276.10, 759,608.55 and 498,305.70 is: 747,649.89
Step by Step Solution
- Step 1: Write the proportion equation
506,276.10 : 759,608.55 = 498,305.70 : x - Step 2: Convert to fraction form
506,276.10/759,608.55 = 498,305.70/x - Step 3: Cross multiply
506,276.10x = 759,608.55 × 498,305.70 - Step 4: Simplify right side
506,276.10x = 378,517,270,233.74 - Step 5: Solve for x
x = 378,517,270,233.74/506,276.10 - Step 6: Final answer
x = 747,649.89
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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.