Home / 422,956.08-583,201.08-269,789.40

Finding the Fourth Proportional to 422,956.08, 583,201.08 and 269,789.40

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Solution

The fourth proportional to 422,956.08, 583,201.08 and 269,789.40 is: 372,004.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,956.08 : 583,201.08 = 269,789.40 : x
  2. Step 2: Convert to fraction form
    422,956.08/583,201.08 = 269,789.40/x
  3. Step 3: Cross multiply
    422,956.08x = 583,201.08 × 269,789.40
  4. Step 4: Simplify right side
    422,956.08x = 157,341,469,452.55
  5. Step 5: Solve for x
    x = 157,341,469,452.55/422,956.08
  6. Step 6: Final answer
    x = 372,004.27

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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.