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Finding the Fourth Proportional to 423,926.26, 585,018.10 and 232,951.95

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Solution

The fourth proportional to 423,926.26, 585,018.10 and 232,951.95 is: 321,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,926.26 : 585,018.10 = 232,951.95 : x
  2. Step 2: Convert to fraction form
    423,926.26/585,018.10 = 232,951.95/x
  3. Step 3: Cross multiply
    423,926.26x = 585,018.10 × 232,951.95
  4. Step 4: Simplify right side
    423,926.26x = 136,281,108,493.95
  5. Step 5: Solve for x
    x = 136,281,108,493.95/423,926.26
  6. Step 6: Final answer
    x = 321,473.62

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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.