Home / 669,034.20-1,003,259.70-269,542.20

Finding the Fourth Proportional to 669,034.20, 1,003,259.70 and 269,542.20

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Solution

The fourth proportional to 669,034.20, 1,003,259.70 and 269,542.20 is: 404,195.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,034.20 : 1,003,259.70 = 269,542.20 : x
  2. Step 2: Convert to fraction form
    669,034.20/1,003,259.70 = 269,542.20/x
  3. Step 3: Cross multiply
    669,034.20x = 1,003,259.70 × 269,542.20
  4. Step 4: Simplify right side
    669,034.20x = 270,420,826,709.34
  5. Step 5: Solve for x
    x = 270,420,826,709.34/669,034.20
  6. Step 6: Final answer
    x = 404,195.82

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1.5x scale

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.