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Finding the Fourth Proportional to 496.76, 739.26 and 482.18

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Solution

The fourth proportional to 496.76, 739.26 and 482.18 is: 717.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.76 : 739.26 = 482.18 : x
  2. Step 2: Convert to fraction form
    496.76/739.26 = 482.18/x
  3. Step 3: Cross multiply
    496.76x = 739.26 × 482.18
  4. Step 4: Simplify right side
    496.76x = 356,452.69
  5. Step 5: Solve for x
    x = 356,452.69/496.76
  6. Step 6: Final answer
    x = 717.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.