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Finding the Fourth Proportional to 425,149.26, 586,772.62 and 250,738.64

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Solution

The fourth proportional to 425,149.26, 586,772.62 and 250,738.64 is: 346,058.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,149.26 : 586,772.62 = 250,738.64 : x
  2. Step 2: Convert to fraction form
    425,149.26/586,772.62 = 250,738.64/x
  3. Step 3: Cross multiply
    425,149.26x = 586,772.62 × 250,738.64
  4. Step 4: Simplify right side
    425,149.26x = 147,126,565,070.40
  5. Step 5: Solve for x
    x = 147,126,565,070.40/425,149.26
  6. Step 6: Final answer
    x = 346,058.62

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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.