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Finding the Fourth Proportional to 244,287, 337,076.69 and 153,578.70

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Solution

The fourth proportional to 244,287, 337,076.69 and 153,578.70 is: 211,913.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,287 : 337,076.69 = 153,578.70 : x
  2. Step 2: Convert to fraction form
    244,287/337,076.69 = 153,578.70/x
  3. Step 3: Cross multiply
    244,287x = 337,076.69 × 153,578.70
  4. Step 4: Simplify right side
    244,287x = 51,767,799,082.61
  5. Step 5: Solve for x
    x = 51,767,799,082.61/244,287
  6. Step 6: Final answer
    x = 211,913.85

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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.