Home / 462,100.16-693,229.07-206,025.65

Finding the Fourth Proportional to 462,100.16, 693,229.07 and 206,025.65

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Solution

The fourth proportional to 462,100.16, 693,229.07 and 206,025.65 is: 309,073.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,100.16 : 693,229.07 = 206,025.65 : x
  2. Step 2: Convert to fraction form
    462,100.16/693,229.07 = 206,025.65/x
  3. Step 3: Cross multiply
    462,100.16x = 693,229.07 × 206,025.65
  4. Step 4: Simplify right side
    462,100.16x = 142,822,969,745.65
  5. Step 5: Solve for x
    x = 142,822,969,745.65/462,100.16
  6. Step 6: Final answer
    x = 309,073.62

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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.