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Finding the Fourth Proportional to 332.60, 499.80 and 329.36

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Solution

The fourth proportional to 332.60, 499.80 and 329.36 is: 494.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.60 : 499.80 = 329.36 : x
  2. Step 2: Convert to fraction form
    332.60/499.80 = 329.36/x
  3. Step 3: Cross multiply
    332.60x = 499.80 × 329.36
  4. Step 4: Simplify right side
    332.60x = 164,614.13
  5. Step 5: Solve for x
    x = 164,614.13/332.60
  6. Step 6: Final answer
    x = 494.93

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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.