Finding the Fourth Proportional to 332,177.64, 498,025.07 and 132,438.12
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Solution
The fourth proportional to 332,177.64, 498,025.07 and 132,438.12 is: 198,560.94
Step by Step Solution
- Step 1: Write the proportion equation
332,177.64 : 498,025.07 = 132,438.12 : x - Step 2: Convert to fraction form
332,177.64/498,025.07 = 132,438.12/x - Step 3: Cross multiply
332,177.64x = 498,025.07 × 132,438.12 - Step 4: Simplify right side
332,177.64x = 65,957,503,983.67 - Step 5: Solve for x
x = 65,957,503,983.67/332,177.64 - Step 6: Final answer
x = 198,560.94
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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.