Home / 891,474.48-1,230,229.49-483,577.11

Finding the Fourth Proportional to 891,474.48, 1,230,229.49 and 483,577.11

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Solution

The fourth proportional to 891,474.48, 1,230,229.49 and 483,577.11 is: 667,333.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,474.48 : 1,230,229.49 = 483,577.11 : x
  2. Step 2: Convert to fraction form
    891,474.48/1,230,229.49 = 483,577.11/x
  3. Step 3: Cross multiply
    891,474.48x = 1,230,229.49 × 483,577.11
  4. Step 4: Simplify right side
    891,474.48x = 594,910,818,993.09
  5. Step 5: Solve for x
    x = 594,910,818,993.09/891,474.48
  6. Step 6: Final answer
    x = 667,333.54

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Double scale
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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.