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Finding the Fourth Proportional to 244.96, 367.13 and 217.49

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Solution

The fourth proportional to 244.96, 367.13 and 217.49 is: 325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.96 : 367.13 = 217.49 : x
  2. Step 2: Convert to fraction form
    244.96/367.13 = 217.49/x
  3. Step 3: Cross multiply
    244.96x = 367.13 × 217.49
  4. Step 4: Simplify right side
    244.96x = 79,845.81
  5. Step 5: Solve for x
    x = 79,845.81/244.96
  6. Step 6: Final answer
    x = 325.96

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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.