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Finding the Fourth Proportional to 404,157.33, 557,724.29 and 222,876.90

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Solution

The fourth proportional to 404,157.33, 557,724.29 and 222,876.90 is: 307,563.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,157.33 : 557,724.29 = 222,876.90 : x
  2. Step 2: Convert to fraction form
    404,157.33/557,724.29 = 222,876.90/x
  3. Step 3: Cross multiply
    404,157.33x = 557,724.29 × 222,876.90
  4. Step 4: Simplify right side
    404,157.33x = 124,303,859,695.52
  5. Step 5: Solve for x
    x = 124,303,859,695.52/404,157.33
  6. Step 6: Final answer
    x = 307,563.05

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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.