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Finding the Fourth Proportional to 534.24, 801.38 and 169.02

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Solution

The fourth proportional to 534.24, 801.38 and 169.02 is: 253.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.24 : 801.38 = 169.02 : x
  2. Step 2: Convert to fraction form
    534.24/801.38 = 169.02/x
  3. Step 3: Cross multiply
    534.24x = 801.38 × 169.02
  4. Step 4: Simplify right side
    534.24x = 135,449.25
  5. Step 5: Solve for x
    x = 135,449.25/534.24
  6. Step 6: Final answer
    x = 253.54

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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.