Home / 823,067.82-1,135,877.65-460,469.90

Finding the Fourth Proportional to 823,067.82, 1,135,877.65 and 460,469.90

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Solution

The fourth proportional to 823,067.82, 1,135,877.65 and 460,469.90 is: 635,473.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,067.82 : 1,135,877.65 = 460,469.90 : x
  2. Step 2: Convert to fraction form
    823,067.82/1,135,877.65 = 460,469.90/x
  3. Step 3: Cross multiply
    823,067.82x = 1,135,877.65 × 460,469.90
  4. Step 4: Simplify right side
    823,067.82x = 523,037,469,596.25
  5. Step 5: Solve for x
    x = 523,037,469,596.25/823,067.82
  6. Step 6: Final answer
    x = 635,473.11

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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.