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Finding the Fourth Proportional to 244.13, 366.19 and 170.80

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Solution

The fourth proportional to 244.13, 366.19 and 170.80 is: 256.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.13 : 366.19 = 170.80 : x
  2. Step 2: Convert to fraction form
    244.13/366.19 = 170.80/x
  3. Step 3: Cross multiply
    244.13x = 366.19 × 170.80
  4. Step 4: Simplify right side
    244.13x = 62,542.57
  5. Step 5: Solve for x
    x = 62,542.57/244.13
  6. Step 6: Final answer
    x = 256.19

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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.