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Finding the Fourth Proportional to 327.04, 490.50 and 110.62

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Solution

The fourth proportional to 327.04, 490.50 and 110.62 is: 165.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.04 : 490.50 = 110.62 : x
  2. Step 2: Convert to fraction form
    327.04/490.50 = 110.62/x
  3. Step 3: Cross multiply
    327.04x = 490.50 × 110.62
  4. Step 4: Simplify right side
    327.04x = 54,259.11
  5. Step 5: Solve for x
    x = 54,259.11/327.04
  6. Step 6: Final answer
    x = 165.91

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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.