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Finding the Fourth Proportional to 532.01, 798.02 and 147.26

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Solution

The fourth proportional to 532.01, 798.02 and 147.26 is: 220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.01 : 798.02 = 147.26 : x
  2. Step 2: Convert to fraction form
    532.01/798.02 = 147.26/x
  3. Step 3: Cross multiply
    532.01x = 798.02 × 147.26
  4. Step 4: Simplify right side
    532.01x = 117,519.60
  5. Step 5: Solve for x
    x = 117,519.60/532.01
  6. Step 6: Final answer
    x = 220.90

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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.