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Finding the Fourth Proportional to 244,665.70, 366,998.56 and 207,340.90

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Solution

The fourth proportional to 244,665.70, 366,998.56 and 207,340.90 is: 311,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,665.70 : 366,998.56 = 207,340.90 : x
  2. Step 2: Convert to fraction form
    244,665.70/366,998.56 = 207,340.90/x
  3. Step 3: Cross multiply
    244,665.70x = 366,998.56 × 207,340.90
  4. Step 4: Simplify right side
    244,665.70x = 76,093,811,729.10
  5. Step 5: Solve for x
    x = 76,093,811,729.10/244,665.70
  6. Step 6: Final answer
    x = 311,011.36

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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.