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Finding the Fourth Proportional to 329.04, 493.24 and 134

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Solution

The fourth proportional to 329.04, 493.24 and 134 is: 200.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.04 : 493.24 = 134 : x
  2. Step 2: Convert to fraction form
    329.04/493.24 = 134/x
  3. Step 3: Cross multiply
    329.04x = 493.24 × 134
  4. Step 4: Simplify right side
    329.04x = 66,094.16
  5. Step 5: Solve for x
    x = 66,094.16/329.04
  6. Step 6: Final answer
    x = 200.87

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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.