Finding the Fourth Proportional to 362,438.62, 500,149.11 and 217,324.49
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Solution
The fourth proportional to 362,438.62, 500,149.11 and 217,324.49 is: 299,898.09
Step by Step Solution
- Step 1: Write the proportion equation
362,438.62 : 500,149.11 = 217,324.49 : x - Step 2: Convert to fraction form
362,438.62/500,149.11 = 217,324.49/x - Step 3: Cross multiply
362,438.62x = 500,149.11 × 217,324.49 - Step 4: Simplify right side
362,438.62x = 108,694,650,254.70 - Step 5: Solve for x
x = 108,694,650,254.70/362,438.62 - Step 6: Final answer
x = 299,898.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.