Home / 733,143.91-1,099,446.13-253,249.59

Finding the Fourth Proportional to 733,143.91, 1,099,446.13 and 253,249.59

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Solution

The fourth proportional to 733,143.91, 1,099,446.13 and 253,249.59 is: 379,781.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,143.91 : 1,099,446.13 = 253,249.59 : x
  2. Step 2: Convert to fraction form
    733,143.91/1,099,446.13 = 253,249.59/x
  3. Step 3: Cross multiply
    733,143.91x = 1,099,446.13 × 253,249.59
  4. Step 4: Simplify right side
    733,143.91x = 278,434,281,016.46
  5. Step 5: Solve for x
    x = 278,434,281,016.46/733,143.91
  6. Step 6: Final answer
    x = 379,781.21

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Double scale
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Similar ratio
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1.5x scale

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.