Home / 729,098.73-1,006,165.13-423,245.97

Finding the Fourth Proportional to 729,098.73, 1,006,165.13 and 423,245.97

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Solution

The fourth proportional to 729,098.73, 1,006,165.13 and 423,245.97 is: 584,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,098.73 : 1,006,165.13 = 423,245.97 : x
  2. Step 2: Convert to fraction form
    729,098.73/1,006,165.13 = 423,245.97/x
  3. Step 3: Cross multiply
    729,098.73x = 1,006,165.13 × 423,245.97
  4. Step 4: Simplify right side
    729,098.73x = 425,855,334,310.80
  5. Step 5: Solve for x
    x = 425,855,334,310.80/729,098.73
  6. Step 6: Final answer
    x = 584,084.59

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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.