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Finding the Fourth Proportional to 332.62, 458.48 and 326.14

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Solution

The fourth proportional to 332.62, 458.48 and 326.14 is: 449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.62 : 458.48 = 326.14 : x
  2. Step 2: Convert to fraction form
    332.62/458.48 = 326.14/x
  3. Step 3: Cross multiply
    332.62x = 458.48 × 326.14
  4. Step 4: Simplify right side
    332.62x = 149,528.34
  5. Step 5: Solve for x
    x = 149,528.34/332.62
  6. Step 6: Final answer
    x = 449.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.