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Finding the Fourth Proportional to 244,584.80, 366,439.80 and 209,592.80

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Solution

The fourth proportional to 244,584.80, 366,439.80 and 209,592.80 is: 314,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,584.80 : 366,439.80 = 209,592.80 : x
  2. Step 2: Convert to fraction form
    244,584.80/366,439.80 = 209,592.80/x
  3. Step 3: Cross multiply
    244,584.80x = 366,439.80 × 209,592.80
  4. Step 4: Simplify right side
    244,584.80x = 76,803,143,713.44
  5. Step 5: Solve for x
    x = 76,803,143,713.44/244,584.80
  6. Step 6: Final answer
    x = 314,014.38

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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.