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Finding the Fourth Proportional to 425,006.66, 586,522.09 and 234,026.88

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Solution

The fourth proportional to 425,006.66, 586,522.09 and 234,026.88 is: 322,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,006.66 : 586,522.09 = 234,026.88 : x
  2. Step 2: Convert to fraction form
    425,006.66/586,522.09 = 234,026.88/x
  3. Step 3: Cross multiply
    425,006.66x = 586,522.09 × 234,026.88
  4. Step 4: Simplify right side
    425,006.66x = 137,261,934,773.78
  5. Step 5: Solve for x
    x = 137,261,934,773.78/425,006.66
  6. Step 6: Final answer
    x = 322,964.20

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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.