Home / 404,056.39-557,572.11-222,758.41

Finding the Fourth Proportional to 404,056.39, 557,572.11 and 222,758.41

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Solution

The fourth proportional to 404,056.39, 557,572.11 and 222,758.41 is: 307,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,056.39 : 557,572.11 = 222,758.41 : x
  2. Step 2: Convert to fraction form
    404,056.39/557,572.11 = 222,758.41/x
  3. Step 3: Cross multiply
    404,056.39x = 557,572.11 × 222,758.41
  4. Step 4: Simplify right side
    404,056.39x = 124,203,876,683.95
  5. Step 5: Solve for x
    x = 124,203,876,683.95/404,056.39
  6. Step 6: Final answer
    x = 307,392.43

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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.