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Finding the Fourth Proportional to 244,868.80, 366,914.40 and 205,211.20

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Solution

The fourth proportional to 244,868.80, 366,914.40 and 205,211.20 is: 307,490.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,868.80 : 366,914.40 = 205,211.20 : x
  2. Step 2: Convert to fraction form
    244,868.80/366,914.40 = 205,211.20/x
  3. Step 3: Cross multiply
    244,868.80x = 366,914.40 × 205,211.20
  4. Step 4: Simplify right side
    244,868.80x = 75,294,944,321.28
  5. Step 5: Solve for x
    x = 75,294,944,321.28/244,868.80
  6. Step 6: Final answer
    x = 307,490.97

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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.