Home / 741,446.40-1,112,169.60-503,500.80

Finding the Fourth Proportional to 741,446.40, 1,112,169.60 and 503,500.80

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Solution

The fourth proportional to 741,446.40, 1,112,169.60 and 503,500.80 is: 755,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,446.40 : 1,112,169.60 = 503,500.80 : x
  2. Step 2: Convert to fraction form
    741,446.40/1,112,169.60 = 503,500.80/x
  3. Step 3: Cross multiply
    741,446.40x = 1,112,169.60 × 503,500.80
  4. Step 4: Simplify right side
    741,446.40x = 559,978,283,335.68
  5. Step 5: Solve for x
    x = 559,978,283,335.68/741,446.40
  6. Step 6: Final answer
    x = 755,251.20

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Double scale
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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.