Home / 1,011,114.76-1,395,330.88-552,229.54

Finding the Fourth Proportional to 1,011,114.76, 1,395,330.88 and 552,229.54

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Solution

The fourth proportional to 1,011,114.76, 1,395,330.88 and 552,229.54 is: 762,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,114.76 : 1,395,330.88 = 552,229.54 : x
  2. Step 2: Convert to fraction form
    1,011,114.76/1,395,330.88 = 552,229.54/x
  3. Step 3: Cross multiply
    1,011,114.76x = 1,395,330.88 × 552,229.54
  4. Step 4: Simplify right side
    1,011,114.76x = 770,542,930,010.20
  5. Step 5: Solve for x
    x = 770,542,930,010.20/1,011,114.76
  6. Step 6: Final answer
    x = 762,072.68

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.