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Finding the Fourth Proportional to 244.66, 337.80 and 229.18

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Solution

The fourth proportional to 244.66, 337.80 and 229.18 is: 316.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.66 : 337.80 = 229.18 : x
  2. Step 2: Convert to fraction form
    244.66/337.80 = 229.18/x
  3. Step 3: Cross multiply
    244.66x = 337.80 × 229.18
  4. Step 4: Simplify right side
    244.66x = 77,417.00
  5. Step 5: Solve for x
    x = 77,417.00/244.66
  6. Step 6: Final answer
    x = 316.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.