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Finding the Fourth Proportional to 484.34, 725.82 and 240.52

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Solution

The fourth proportional to 484.34, 725.82 and 240.52 is: 360.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.34 : 725.82 = 240.52 : x
  2. Step 2: Convert to fraction form
    484.34/725.82 = 240.52/x
  3. Step 3: Cross multiply
    484.34x = 725.82 × 240.52
  4. Step 4: Simplify right side
    484.34x = 174,574.23
  5. Step 5: Solve for x
    x = 174,574.23/484.34
  6. Step 6: Final answer
    x = 360.44

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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.