Home / 979,867.14-1,469,800.71-269,902.26

Finding the Fourth Proportional to 979,867.14, 1,469,800.71 and 269,902.26

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Solution

The fourth proportional to 979,867.14, 1,469,800.71 and 269,902.26 is: 404,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,867.14 : 1,469,800.71 = 269,902.26 : x
  2. Step 2: Convert to fraction form
    979,867.14/1,469,800.71 = 269,902.26/x
  3. Step 3: Cross multiply
    979,867.14x = 1,469,800.71 × 269,902.26
  4. Step 4: Simplify right side
    979,867.14x = 396,702,533,378.61
  5. Step 5: Solve for x
    x = 396,702,533,378.61/979,867.14
  6. Step 6: Final answer
    x = 404,853.39

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Double scale
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Similar ratio
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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.