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Finding the Fourth Proportional to 264,422.72, 396,791.68 and 95,956.20

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Solution

The fourth proportional to 264,422.72, 396,791.68 and 95,956.20 is: 143,991.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,422.72 : 396,791.68 = 95,956.20 : x
  2. Step 2: Convert to fraction form
    264,422.72/396,791.68 = 95,956.20/x
  3. Step 3: Cross multiply
    264,422.72x = 396,791.68 × 95,956.20
  4. Step 4: Simplify right side
    264,422.72x = 38,074,621,804.42
  5. Step 5: Solve for x
    x = 38,074,621,804.42/264,422.72
  6. Step 6: Final answer
    x = 143,991.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.