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Finding the Fourth Proportional to 244,444.80, 366,229.80 and 206,828.40

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Solution

The fourth proportional to 244,444.80, 366,229.80 and 206,828.40 is: 309,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,444.80 : 366,229.80 = 206,828.40 : x
  2. Step 2: Convert to fraction form
    244,444.80/366,229.80 = 206,828.40/x
  3. Step 3: Cross multiply
    244,444.80x = 366,229.80 × 206,828.40
  4. Step 4: Simplify right side
    244,444.80x = 75,746,723,566.32
  5. Step 5: Solve for x
    x = 75,746,723,566.32/244,444.80
  6. Step 6: Final answer
    x = 309,872.51

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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.