Home / 477,097.20-658,397.76-262,240.80

Finding the Fourth Proportional to 477,097.20, 658,397.76 and 262,240.80

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Solution

The fourth proportional to 477,097.20, 658,397.76 and 262,240.80 is: 361,894.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,097.20 : 658,397.76 = 262,240.80 : x
  2. Step 2: Convert to fraction form
    477,097.20/658,397.76 = 262,240.80/x
  3. Step 3: Cross multiply
    477,097.20x = 658,397.76 × 262,240.80
  4. Step 4: Simplify right side
    477,097.20x = 172,658,755,300.61
  5. Step 5: Solve for x
    x = 172,658,755,300.61/477,097.20
  6. Step 6: Final answer
    x = 361,894.30

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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.