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Finding the Fourth Proportional to 329.82, 494.75 and 110.44

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Solution

The fourth proportional to 329.82, 494.75 and 110.44 is: 165.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.82 : 494.75 = 110.44 : x
  2. Step 2: Convert to fraction form
    329.82/494.75 = 110.44/x
  3. Step 3: Cross multiply
    329.82x = 494.75 × 110.44
  4. Step 4: Simplify right side
    329.82x = 54,639.23
  5. Step 5: Solve for x
    x = 54,639.23/329.82
  6. Step 6: Final answer
    x = 165.66

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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.