Finding the Fourth Proportional to 378,344.70, 567,125.95 and 175,775.55
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Solution
The fourth proportional to 378,344.70, 567,125.95 and 175,775.55 is: 263,481.62
Step by Step Solution
- Step 1: Write the proportion equation
378,344.70 : 567,125.95 = 175,775.55 : x - Step 2: Convert to fraction form
378,344.70/567,125.95 = 175,775.55/x - Step 3: Cross multiply
378,344.70x = 567,125.95 × 175,775.55 - Step 4: Simplify right side
378,344.70x = 99,686,875,780.52 - Step 5: Solve for x
x = 99,686,875,780.52/378,344.70 - Step 6: Final answer
x = 263,481.62
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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.