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Finding the Fourth Proportional to 329.73, 452.08 and 323.88

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Solution

The fourth proportional to 329.73, 452.08 and 323.88 is: 444.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.73 : 452.08 = 323.88 : x
  2. Step 2: Convert to fraction form
    329.73/452.08 = 323.88/x
  3. Step 3: Cross multiply
    329.73x = 452.08 × 323.88
  4. Step 4: Simplify right side
    329.73x = 146,419.67
  5. Step 5: Solve for x
    x = 146,419.67/329.73
  6. Step 6: Final answer
    x = 444.06

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.