Finding the Fourth Proportional to 488,576.70, 733,037.85 and 471,296.70
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Solution
The fourth proportional to 488,576.70, 733,037.85 and 471,296.70 is: 707,111.74
Step by Step Solution
- Step 1: Write the proportion equation
488,576.70 : 733,037.85 = 471,296.70 : x - Step 2: Convert to fraction form
488,576.70/733,037.85 = 471,296.70/x - Step 3: Cross multiply
488,576.70x = 733,037.85 × 471,296.70 - Step 4: Simplify right side
488,576.70x = 345,478,319,680.10 - Step 5: Solve for x
x = 345,478,319,680.10/488,576.70 - Step 6: Final answer
x = 707,111.74
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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.