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Finding the Fourth Proportional to 484.41, 725.52 and 301.29

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Solution

The fourth proportional to 484.41, 725.52 and 301.29 is: 451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.41 : 725.52 = 301.29 : x
  2. Step 2: Convert to fraction form
    484.41/725.52 = 301.29/x
  3. Step 3: Cross multiply
    484.41x = 725.52 × 301.29
  4. Step 4: Simplify right side
    484.41x = 218,591.92
  5. Step 5: Solve for x
    x = 218,591.92/484.41
  6. Step 6: Final answer
    x = 451.25

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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.