Finding the Fourth Proportional to 252,819.62, 379,340.07 and 119,794.82
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Solution
The fourth proportional to 252,819.62, 379,340.07 and 119,794.82 is: 179,744.66
Step by Step Solution
- Step 1: Write the proportion equation
252,819.62 : 379,340.07 = 119,794.82 : x - Step 2: Convert to fraction form
252,819.62/379,340.07 = 119,794.82/x - Step 3: Cross multiply
252,819.62x = 379,340.07 × 119,794.82 - Step 4: Simplify right side
252,819.62x = 45,442,975,404.44 - Step 5: Solve for x
x = 45,442,975,404.44/252,819.62 - Step 6: Final answer
x = 179,744.66
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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.