Finding the Fourth Proportional to 574,777,261.70, 862,165,892.55 and 332,912,557.70
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Solution
The fourth proportional to 574,777,261.70, 862,165,892.55 and 332,912,557.70 is: 499,368,836.55
Step by Step Solution
- Step 1: Write the proportion equation
574,777,261.70 : 862,165,892.55 = 332,912,557.70 : x - Step 2: Convert to fraction form
574,777,261.70/862,165,892.55 = 332,912,557.70/x - Step 3: Cross multiply
574,777,261.70x = 862,165,892.55 × 332,912,557.70 - Step 4: Simplify right side
574,777,261.70x = 287,025,852,450,523,840 - Step 5: Solve for x
x = 287,025,852,450,523,840/574,777,261.70 - Step 6: Final answer
x = 499,368,836.55
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Similar ratio
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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.