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Finding the Fourth Proportional to 404,033.16, 557,569.56 and 222,751.44

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Solution

The fourth proportional to 404,033.16, 557,569.56 and 222,751.44 is: 307,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,033.16 : 557,569.56 = 222,751.44 : x
  2. Step 2: Convert to fraction form
    404,033.16/557,569.56 = 222,751.44/x
  3. Step 3: Cross multiply
    404,033.16x = 557,569.56 × 222,751.44
  4. Step 4: Simplify right side
    404,033.16x = 124,199,422,390.17
  5. Step 5: Solve for x
    x = 124,199,422,390.17/404,033.16
  6. Step 6: Final answer
    x = 307,399.08

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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.