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Finding the Fourth Proportional to 244.28, 366.50 and 163.44

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Solution

The fourth proportional to 244.28, 366.50 and 163.44 is: 245.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.28 : 366.50 = 163.44 : x
  2. Step 2: Convert to fraction form
    244.28/366.50 = 163.44/x
  3. Step 3: Cross multiply
    244.28x = 366.50 × 163.44
  4. Step 4: Simplify right side
    244.28x = 59,900.76
  5. Step 5: Solve for x
    x = 59,900.76/244.28
  6. Step 6: Final answer
    x = 245.21

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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.