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Finding the Fourth Proportional to 244.93, 365.50 and 218.97

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Solution

The fourth proportional to 244.93, 365.50 and 218.97 is: 326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.93 : 365.50 = 218.97 : x
  2. Step 2: Convert to fraction form
    244.93/365.50 = 218.97/x
  3. Step 3: Cross multiply
    244.93x = 365.50 × 218.97
  4. Step 4: Simplify right side
    244.93x = 80,033.54
  5. Step 5: Solve for x
    x = 80,033.54/244.93
  6. Step 6: Final answer
    x = 326.76

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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.