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Finding the Fourth Proportional to 404,074.10, 557,626.14 and 222,793.10

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Solution

The fourth proportional to 404,074.10, 557,626.14 and 222,793.10 is: 307,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,074.10 : 557,626.14 = 222,793.10 : x
  2. Step 2: Convert to fraction form
    404,074.10/557,626.14 = 222,793.10/x
  3. Step 3: Cross multiply
    404,074.10x = 557,626.14 × 222,793.10
  4. Step 4: Simplify right side
    404,074.10x = 124,235,256,371.63
  5. Step 5: Solve for x
    x = 124,235,256,371.63/404,074.10
  6. Step 6: Final answer
    x = 307,456.62

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1.5x scale

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.