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Finding the Fourth Proportional to 425,046.93, 586,564.77 and 234,059.88

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Solution

The fourth proportional to 425,046.93, 586,564.77 and 234,059.88 is: 323,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,046.93 : 586,564.77 = 234,059.88 : x
  2. Step 2: Convert to fraction form
    425,046.93/586,564.77 = 234,059.88/x
  3. Step 3: Cross multiply
    425,046.93x = 586,564.77 × 234,059.88
  4. Step 4: Simplify right side
    425,046.93x = 137,291,279,678.43
  5. Step 5: Solve for x
    x = 137,291,279,678.43/425,046.93
  6. Step 6: Final answer
    x = 323,002.64

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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.