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Finding the Fourth Proportional to 244,691.45, 366,918.51 and 143,522.56

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Solution

The fourth proportional to 244,691.45, 366,918.51 and 143,522.56 is: 215,214.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,691.45 : 366,918.51 = 143,522.56 : x
  2. Step 2: Convert to fraction form
    244,691.45/366,918.51 = 143,522.56/x
  3. Step 3: Cross multiply
    244,691.45x = 366,918.51 × 143,522.56
  4. Step 4: Simplify right side
    244,691.45x = 52,661,083,866.59
  5. Step 5: Solve for x
    x = 52,661,083,866.59/244,691.45
  6. Step 6: Final answer
    x = 215,214.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.