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Finding the Fourth Proportional to 966.01, 1,333.10 and 573.29

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Solution

The fourth proportional to 966.01, 1,333.10 and 573.29 is: 791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    966.01 : 1,333.10 = 573.29 : x
  2. Step 2: Convert to fraction form
    966.01/1,333.10 = 573.29/x
  3. Step 3: Cross multiply
    966.01x = 1,333.10 × 573.29
  4. Step 4: Simplify right side
    966.01x = 764,250.03
  5. Step 5: Solve for x
    x = 764,250.03/966.01
  6. Step 6: Final answer
    x = 791.15

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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.