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Finding the Fourth Proportional to 244.68, 337.42 and 209.83

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Solution

The fourth proportional to 244.68, 337.42 and 209.83 is: 289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.68 : 337.42 = 209.83 : x
  2. Step 2: Convert to fraction form
    244.68/337.42 = 209.83/x
  3. Step 3: Cross multiply
    244.68x = 337.42 × 209.83
  4. Step 4: Simplify right side
    244.68x = 70,799.47
  5. Step 5: Solve for x
    x = 70,799.47/244.68
  6. Step 6: Final answer
    x = 289.36

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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.