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Finding the Fourth Proportional to 454,337.64, 626,990.23 and 250,395.92

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Solution

The fourth proportional to 454,337.64, 626,990.23 and 250,395.92 is: 345,548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,337.64 : 626,990.23 = 250,395.92 : x
  2. Step 2: Convert to fraction form
    454,337.64/626,990.23 = 250,395.92/x
  3. Step 3: Cross multiply
    454,337.64x = 626,990.23 × 250,395.92
  4. Step 4: Simplify right side
    454,337.64x = 156,995,795,471.86
  5. Step 5: Solve for x
    x = 156,995,795,471.86/454,337.64
  6. Step 6: Final answer
    x = 345,548.73

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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.