Home / 417,704.22-576,432.45-226,717.70

Finding the Fourth Proportional to 417,704.22, 576,432.45 and 226,717.70

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Solution

The fourth proportional to 417,704.22, 576,432.45 and 226,717.70 is: 312,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,704.22 : 576,432.45 = 226,717.70 : x
  2. Step 2: Convert to fraction form
    417,704.22/576,432.45 = 226,717.70/x
  3. Step 3: Cross multiply
    417,704.22x = 576,432.45 × 226,717.70
  4. Step 4: Simplify right side
    417,704.22x = 130,687,436,387.20
  5. Step 5: Solve for x
    x = 130,687,436,387.20/417,704.22
  6. Step 6: Final answer
    x = 312,870.76

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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.