Home / 800,331.21-1,200,496.83-327,016.14

Finding the Fourth Proportional to 800,331.21, 1,200,496.83 and 327,016.14

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Solution

The fourth proportional to 800,331.21, 1,200,496.83 and 327,016.14 is: 490,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,331.21 : 1,200,496.83 = 327,016.14 : x
  2. Step 2: Convert to fraction form
    800,331.21/1,200,496.83 = 327,016.14/x
  3. Step 3: Cross multiply
    800,331.21x = 1,200,496.83 × 327,016.14
  4. Step 4: Simplify right side
    800,331.21x = 392,581,839,428.84
  5. Step 5: Solve for x
    x = 392,581,839,428.84/800,331.21
  6. Step 6: Final answer
    x = 490,524.22

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Double scale
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Similar ratio
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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.