Home / 502,819.20-693,879.12-273,373.20

Finding the Fourth Proportional to 502,819.20, 693,879.12 and 273,373.20

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Solution

The fourth proportional to 502,819.20, 693,879.12 and 273,373.20 is: 377,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,819.20 : 693,879.12 = 273,373.20 : x
  2. Step 2: Convert to fraction form
    502,819.20/693,879.12 = 273,373.20/x
  3. Step 3: Cross multiply
    502,819.20x = 693,879.12 × 273,373.20
  4. Step 4: Simplify right side
    502,819.20x = 189,687,955,447.58
  5. Step 5: Solve for x
    x = 189,687,955,447.58/502,819.20
  6. Step 6: Final answer
    x = 377,248.83

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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.