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Finding the Fourth Proportional to 922.73, 1,383.89 and 592.70

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Solution

The fourth proportional to 922.73, 1,383.89 and 592.70 is: 888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    922.73 : 1,383.89 = 592.70 : x
  2. Step 2: Convert to fraction form
    922.73/1,383.89 = 592.70/x
  3. Step 3: Cross multiply
    922.73x = 1,383.89 × 592.70
  4. Step 4: Simplify right side
    922.73x = 820,221.72
  5. Step 5: Solve for x
    x = 820,221.72/922.73
  6. Step 6: Final answer
    x = 888.91

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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.