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Finding the Fourth Proportional to 966.92, 1,334.37 and 594.11

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Solution

The fourth proportional to 966.92, 1,334.37 and 594.11 is: 819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    966.92 : 1,334.37 = 594.11 : x
  2. Step 2: Convert to fraction form
    966.92/1,334.37 = 594.11/x
  3. Step 3: Cross multiply
    966.92x = 1,334.37 × 594.11
  4. Step 4: Simplify right side
    966.92x = 792,755.89
  5. Step 5: Solve for x
    x = 792,755.89/966.92
  6. Step 6: Final answer
    x = 819.88

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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.