Finding the Fourth Proportional to 332,178.14, 498,025.82 and 132,438.62
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Solution
The fourth proportional to 332,178.14, 498,025.82 and 132,438.62 is: 198,561.68
Step by Step Solution
- Step 1: Write the proportion equation
332,178.14 : 498,025.82 = 132,438.62 : x - Step 2: Convert to fraction form
332,178.14/498,025.82 = 132,438.62/x - Step 3: Cross multiply
332,178.14x = 498,025.82 × 132,438.62 - Step 4: Simplify right side
332,178.14x = 65,957,849,172.85 - Step 5: Solve for x
x = 65,957,849,172.85/332,178.14 - Step 6: Final answer
x = 198,561.68
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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.