Finding the Fourth Proportional to 378,442.88, 567,677.74 and 94,134.90
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Solution
The fourth proportional to 378,442.88, 567,677.74 and 94,134.90 is: 141,205.69
Step by Step Solution
- Step 1: Write the proportion equation
378,442.88 : 567,677.74 = 94,134.90 : x - Step 2: Convert to fraction form
378,442.88/567,677.74 = 94,134.90/x - Step 3: Cross multiply
378,442.88x = 567,677.74 × 94,134.90 - Step 4: Simplify right side
378,442.88x = 53,438,287,287.13 - Step 5: Solve for x
x = 53,438,287,287.13/378,442.88 - Step 6: Final answer
x = 141,205.69
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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.