Home / 404,105.49-557,669.21-222,823.85

Finding the Fourth Proportional to 404,105.49, 557,669.21 and 222,823.85

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Solution

The fourth proportional to 404,105.49, 557,669.21 and 222,823.85 is: 307,498.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,105.49 : 557,669.21 = 222,823.85 : x
  2. Step 2: Convert to fraction form
    404,105.49/557,669.21 = 222,823.85/x
  3. Step 3: Cross multiply
    404,105.49x = 557,669.21 × 222,823.85
  4. Step 4: Simplify right side
    404,105.49x = 124,261,996,496.19
  5. Step 5: Solve for x
    x = 124,261,996,496.19/404,105.49
  6. Step 6: Final answer
    x = 307,498.91

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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.