Home / 404,135.53-557,710.82-222,853.96

Finding the Fourth Proportional to 404,135.53, 557,710.82 and 222,853.96

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Solution

The fourth proportional to 404,135.53, 557,710.82 and 222,853.96 is: 307,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,135.53 : 557,710.82 = 222,853.96 : x
  2. Step 2: Convert to fraction form
    404,135.53/557,710.82 = 222,853.96/x
  3. Step 3: Cross multiply
    404,135.53x = 557,710.82 × 222,853.96
  4. Step 4: Simplify right side
    404,135.53x = 124,288,063,621.86
  5. Step 5: Solve for x
    x = 124,288,063,621.86/404,135.53
  6. Step 6: Final answer
    x = 307,540.55

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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.