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Finding the Fourth Proportional to 244,691.37, 337,604.67 and 142,721.28

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Solution

The fourth proportional to 244,691.37, 337,604.67 and 142,721.28 is: 196,914.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,691.37 : 337,604.67 = 142,721.28 : x
  2. Step 2: Convert to fraction form
    244,691.37/337,604.67 = 142,721.28/x
  3. Step 3: Cross multiply
    244,691.37x = 337,604.67 × 142,721.28
  4. Step 4: Simplify right side
    244,691.37x = 48,183,370,636.38
  5. Step 5: Solve for x
    x = 48,183,370,636.38/244,691.37
  6. Step 6: Final answer
    x = 196,914.88

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1.5x scale

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.