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Finding the Fourth Proportional to 1,414.52, 2,122.61 and 592.73

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Solution

The fourth proportional to 1,414.52, 2,122.61 and 592.73 is: 889.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.52 : 2,122.61 = 592.73 : x
  2. Step 2: Convert to fraction form
    1,414.52/2,122.61 = 592.73/x
  3. Step 3: Cross multiply
    1,414.52x = 2,122.61 × 592.73
  4. Step 4: Simplify right side
    1,414.52x = 1,258,124.01
  5. Step 5: Solve for x
    x = 1,258,124.01/1,414.52
  6. Step 6: Final answer
    x = 889.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.