Home / 442,723.91-610,956.14-251,737.28

Finding the Fourth Proportional to 442,723.91, 610,956.14 and 251,737.28

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Solution

The fourth proportional to 442,723.91, 610,956.14 and 251,737.28 is: 347,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,723.91 : 610,956.14 = 251,737.28 : x
  2. Step 2: Convert to fraction form
    442,723.91/610,956.14 = 251,737.28/x
  3. Step 3: Cross multiply
    442,723.91x = 610,956.14 × 251,737.28
  4. Step 4: Simplify right side
    442,723.91x = 153,800,432,569.43
  5. Step 5: Solve for x
    x = 153,800,432,569.43/442,723.91
  6. Step 6: Final answer
    x = 347,395.82

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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.