Finding the Fourth Proportional to 437,679.70, 656,519.55 and 227,727.70
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Solution
The fourth proportional to 437,679.70, 656,519.55 and 227,727.70 is: 341,591.55
Step by Step Solution
- Step 1: Write the proportion equation
437,679.70 : 656,519.55 = 227,727.70 : x - Step 2: Convert to fraction form
437,679.70/656,519.55 = 227,727.70/x - Step 3: Cross multiply
437,679.70x = 656,519.55 × 227,727.70 - Step 4: Simplify right side
437,679.70x = 149,507,687,126.54 - Step 5: Solve for x
x = 149,507,687,126.54/437,679.70 - Step 6: Final answer
x = 341,591.55
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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.