Finding the Fourth Proportional to 748,096.84, 1,032,377.43 and 408,565.09
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Solution
The fourth proportional to 748,096.84, 1,032,377.43 and 408,565.09 is: 563,821.89
Step by Step Solution
- Step 1: Write the proportion equation
748,096.84 : 1,032,377.43 = 408,565.09 : x - Step 2: Convert to fraction form
748,096.84/1,032,377.43 = 408,565.09/x - Step 3: Cross multiply
748,096.84x = 1,032,377.43 × 408,565.09 - Step 4: Simplify right side
748,096.84x = 421,793,377,601.92 - Step 5: Solve for x
x = 421,793,377,601.92/748,096.84 - Step 6: Final answer
x = 563,821.89
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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.