Finding the Fourth Proportional to 437,627.70, 656,182.35 and 227,675.70
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Solution
The fourth proportional to 437,627.70, 656,182.35 and 227,675.70 is: 341,378.70
Step by Step Solution
- Step 1: Write the proportion equation
437,627.70 : 656,182.35 = 227,675.70 : x - Step 2: Convert to fraction form
437,627.70/656,182.35 = 227,675.70/x - Step 3: Cross multiply
437,627.70x = 656,182.35 × 227,675.70 - Step 4: Simplify right side
437,627.70x = 149,396,775,863.90 - Step 5: Solve for x
x = 149,396,775,863.90/437,627.70 - Step 6: Final answer
x = 341,378.70
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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.