Finding the Fourth Proportional to 332,207.68, 458,287.15 and 217,435.79
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Solution
The fourth proportional to 332,207.68, 458,287.15 and 217,435.79 is: 299,957.03
Step by Step Solution
- Step 1: Write the proportion equation
332,207.68 : 458,287.15 = 217,435.79 : x - Step 2: Convert to fraction form
332,207.68/458,287.15 = 217,435.79/x - Step 3: Cross multiply
332,207.68x = 458,287.15 × 217,435.79 - Step 4: Simplify right side
332,207.68x = 99,648,029,516.92 - Step 5: Solve for x
x = 99,648,029,516.92/332,207.68 - Step 6: Final answer
x = 299,957.03
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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.