Home / 979,778.01-1,469,674.31-269,845.01

Finding the Fourth Proportional to 979,778.01, 1,469,674.31 and 269,845.01

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Solution

The fourth proportional to 979,778.01, 1,469,674.31 and 269,845.01 is: 404,769.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,778.01 : 1,469,674.31 = 269,845.01 : x
  2. Step 2: Convert to fraction form
    979,778.01/1,469,674.31 = 269,845.01/x
  3. Step 3: Cross multiply
    979,778.01x = 1,469,674.31 × 269,845.01
  4. Step 4: Simplify right side
    979,778.01x = 396,584,270,181.10
  5. Step 5: Solve for x
    x = 396,584,270,181.10/979,778.01
  6. Step 6: Final answer
    x = 404,769.52

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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.