Finding the Fourth Proportional to 546,439.84, 819,728.51 and 293,372.55
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Solution
The fourth proportional to 546,439.84, 819,728.51 and 293,372.55 is: 440,095.73
Step by Step Solution
- Step 1: Write the proportion equation
546,439.84 : 819,728.51 = 293,372.55 : x - Step 2: Convert to fraction form
546,439.84/819,728.51 = 293,372.55/x - Step 3: Cross multiply
546,439.84x = 819,728.51 × 293,372.55 - Step 4: Simplify right side
546,439.84x = 240,485,841,819.54 - Step 5: Solve for x
x = 240,485,841,819.54/546,439.84 - Step 6: Final answer
x = 440,095.73
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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.