Finding the Fourth Proportional to 378,063.69, 566,902.76 and 125,252.97
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Solution
The fourth proportional to 378,063.69, 566,902.76 and 125,252.97 is: 187,815.59
Step by Step Solution
- Step 1: Write the proportion equation
378,063.69 : 566,902.76 = 125,252.97 : x - Step 2: Convert to fraction form
378,063.69/566,902.76 = 125,252.97/x - Step 3: Cross multiply
378,063.69x = 566,902.76 × 125,252.97 - Step 4: Simplify right side
378,063.69x = 71,006,253,764.93 - Step 5: Solve for x
x = 71,006,253,764.93/378,063.69 - Step 6: Final answer
x = 187,815.59
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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.