Home / 891,247.14-1,229,921.69-483,348.96

Finding the Fourth Proportional to 891,247.14, 1,229,921.69 and 483,348.96

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Solution

The fourth proportional to 891,247.14, 1,229,921.69 and 483,348.96 is: 667,021.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,247.14 : 1,229,921.69 = 483,348.96 : x
  2. Step 2: Convert to fraction form
    891,247.14/1,229,921.69 = 483,348.96/x
  3. Step 3: Cross multiply
    891,247.14x = 1,229,921.69 × 483,348.96
  4. Step 4: Simplify right side
    891,247.14x = 594,481,367,326.20
  5. Step 5: Solve for x
    x = 594,481,367,326.20/891,247.14
  6. Step 6: Final answer
    x = 667,021.91

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Double scale
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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.