Finding the Fourth Proportional to 332,437.20, 498,655.80 and 192,031.80
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Solution
The fourth proportional to 332,437.20, 498,655.80 and 192,031.80 is: 288,047.70
Step by Step Solution
- Step 1: Write the proportion equation
332,437.20 : 498,655.80 = 192,031.80 : x - Step 2: Convert to fraction form
332,437.20/498,655.80 = 192,031.80/x - Step 3: Cross multiply
332,437.20x = 498,655.80 × 192,031.80 - Step 4: Simplify right side
332,437.20x = 95,757,770,854.44 - Step 5: Solve for x
x = 95,757,770,854.44/332,437.20 - Step 6: Final answer
x = 288,047.70
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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.