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Finding the Fourth Proportional to 353.06, 532.28 and 332.18

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Solution

The fourth proportional to 353.06, 532.28 and 332.18 is: 500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353.06 : 532.28 = 332.18 : x
  2. Step 2: Convert to fraction form
    353.06/532.28 = 332.18/x
  3. Step 3: Cross multiply
    353.06x = 532.28 × 332.18
  4. Step 4: Simplify right side
    353.06x = 176,812.77
  5. Step 5: Solve for x
    x = 176,812.77/353.06
  6. Step 6: Final answer
    x = 500.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.