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Finding the Fourth Proportional to 244.03, 336.09 and 243.29

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Solution

The fourth proportional to 244.03, 336.09 and 243.29 is: 335.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.03 : 336.09 = 243.29 : x
  2. Step 2: Convert to fraction form
    244.03/336.09 = 243.29/x
  3. Step 3: Cross multiply
    244.03x = 336.09 × 243.29
  4. Step 4: Simplify right side
    244.03x = 81,766.73
  5. Step 5: Solve for x
    x = 81,766.73/244.03
  6. Step 6: Final answer
    x = 335.06

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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.