Home / 1,001,171.76-1,501,443.60-327,099.48

Finding the Fourth Proportional to 1,001,171.76, 1,501,443.60 and 327,099.48

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Solution

The fourth proportional to 1,001,171.76, 1,501,443.60 and 327,099.48 is: 490,546.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,171.76 : 1,501,443.60 = 327,099.48 : x
  2. Step 2: Convert to fraction form
    1,001,171.76/1,501,443.60 = 327,099.48/x
  3. Step 3: Cross multiply
    1,001,171.76x = 1,501,443.60 × 327,099.48
  4. Step 4: Simplify right side
    1,001,171.76x = 491,121,420,809.33
  5. Step 5: Solve for x
    x = 491,121,420,809.33/1,001,171.76
  6. Step 6: Final answer
    x = 490,546.62

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Half scale
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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.