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Finding the Fourth Proportional to 454.13, 682.10 and 332.02

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Solution

The fourth proportional to 454.13, 682.10 and 332.02 is: 498.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    454.13 : 682.10 = 332.02 : x
  2. Step 2: Convert to fraction form
    454.13/682.10 = 332.02/x
  3. Step 3: Cross multiply
    454.13x = 682.10 × 332.02
  4. Step 4: Simplify right side
    454.13x = 226,470.84
  5. Step 5: Solve for x
    x = 226,470.84/454.13
  6. Step 6: Final answer
    x = 498.69

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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.