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Finding the Fourth Proportional to 354.75, 532.24 and 183.63

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Solution

The fourth proportional to 354.75, 532.24 and 183.63 is: 275.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    354.75 : 532.24 = 183.63 : x
  2. Step 2: Convert to fraction form
    354.75/532.24 = 183.63/x
  3. Step 3: Cross multiply
    354.75x = 532.24 × 183.63
  4. Step 4: Simplify right side
    354.75x = 97,732.57
  5. Step 5: Solve for x
    x = 97,732.57/354.75
  6. Step 6: Final answer
    x = 275.50

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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.