Home / 801,891.87-1,203,017.35-269,398.38

Finding the Fourth Proportional to 801,891.87, 1,203,017.35 and 269,398.38

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Solution

The fourth proportional to 801,891.87, 1,203,017.35 and 269,398.38 is: 404,157.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,891.87 : 1,203,017.35 = 269,398.38 : x
  2. Step 2: Convert to fraction form
    801,891.87/1,203,017.35 = 269,398.38/x
  3. Step 3: Cross multiply
    801,891.87x = 1,203,017.35 × 269,398.38
  4. Step 4: Simplify right side
    801,891.87x = 324,090,927,297.86
  5. Step 5: Solve for x
    x = 324,090,927,297.86/801,891.87
  6. Step 6: Final answer
    x = 404,157.89

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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.