Home / 477,149.19-658,449.18-262,287.71

Finding the Fourth Proportional to 477,149.19, 658,449.18 and 262,287.71

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Solution

The fourth proportional to 477,149.19, 658,449.18 and 262,287.71 is: 361,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,149.19 : 658,449.18 = 262,287.71 : x
  2. Step 2: Convert to fraction form
    477,149.19/658,449.18 = 262,287.71/x
  3. Step 3: Cross multiply
    477,149.19x = 658,449.18 × 262,287.71
  4. Step 4: Simplify right side
    477,149.19x = 172,703,129,219.70
  5. Step 5: Solve for x
    x = 172,703,129,219.70/477,149.19
  6. Step 6: Final answer
    x = 361,947.86

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1.5x scale

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.