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Finding the Fourth Proportional to 967.60, 1,451.64 and 534.52

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Solution

The fourth proportional to 967.60, 1,451.64 and 534.52 is: 801.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.60 : 1,451.64 = 534.52 : x
  2. Step 2: Convert to fraction form
    967.60/1,451.64 = 534.52/x
  3. Step 3: Cross multiply
    967.60x = 1,451.64 × 534.52
  4. Step 4: Simplify right side
    967.60x = 775,930.61
  5. Step 5: Solve for x
    x = 775,930.61/967.60
  6. Step 6: Final answer
    x = 801.91

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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.