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Finding the Fourth Proportional to 496.93, 744.47 and 249.84

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Solution

The fourth proportional to 496.93, 744.47 and 249.84 is: 374.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.93 : 744.47 = 249.84 : x
  2. Step 2: Convert to fraction form
    496.93/744.47 = 249.84/x
  3. Step 3: Cross multiply
    496.93x = 744.47 × 249.84
  4. Step 4: Simplify right side
    496.93x = 185,997.14
  5. Step 5: Solve for x
    x = 185,997.14/496.93
  6. Step 6: Final answer
    x = 374.29

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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.