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Finding the Fourth Proportional to 354.62, 532.05 and 183.50

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Solution

The fourth proportional to 354.62, 532.05 and 183.50 is: 275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    354.62 : 532.05 = 183.50 : x
  2. Step 2: Convert to fraction form
    354.62/532.05 = 183.50/x
  3. Step 3: Cross multiply
    354.62x = 532.05 × 183.50
  4. Step 4: Simplify right side
    354.62x = 97,631.18
  5. Step 5: Solve for x
    x = 97,631.18/354.62
  6. Step 6: Final answer
    x = 275.31

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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.