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Finding the Fourth Proportional to 483.92, 725.98 and 240.41

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Solution

The fourth proportional to 483.92, 725.98 and 240.41 is: 360.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.92 : 725.98 = 240.41 : x
  2. Step 2: Convert to fraction form
    483.92/725.98 = 240.41/x
  3. Step 3: Cross multiply
    483.92x = 725.98 × 240.41
  4. Step 4: Simplify right side
    483.92x = 174,532.85
  5. Step 5: Solve for x
    x = 174,532.85/483.92
  6. Step 6: Final answer
    x = 360.66

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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.