Home / 466,183.20-699,620.40-308,359.20

Finding the Fourth Proportional to 466,183.20, 699,620.40 and 308,359.20

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Solution

The fourth proportional to 466,183.20, 699,620.40 and 308,359.20 is: 462,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,183.20 : 699,620.40 = 308,359.20 : x
  2. Step 2: Convert to fraction form
    466,183.20/699,620.40 = 308,359.20/x
  3. Step 3: Cross multiply
    466,183.20x = 699,620.40 × 308,359.20
  4. Step 4: Simplify right side
    466,183.20x = 215,734,386,847.68
  5. Step 5: Solve for x
    x = 215,734,386,847.68/466,183.20
  6. Step 6: Final answer
    x = 462,767.40

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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.