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Finding the Fourth Proportional to 532.11, 797.57 and 223.87

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Solution

The fourth proportional to 532.11, 797.57 and 223.87 is: 335.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.11 : 797.57 = 223.87 : x
  2. Step 2: Convert to fraction form
    532.11/797.57 = 223.87/x
  3. Step 3: Cross multiply
    532.11x = 797.57 × 223.87
  4. Step 4: Simplify right side
    532.11x = 178,549.72
  5. Step 5: Solve for x
    x = 178,549.72/532.11
  6. Step 6: Final answer
    x = 335.55

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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.