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Finding the Fourth Proportional to 483,199.57, 667,149.03 and 301,992.95

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Solution

The fourth proportional to 483,199.57, 667,149.03 and 301,992.95 is: 416,958.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,199.57 : 667,149.03 = 301,992.95 : x
  2. Step 2: Convert to fraction form
    483,199.57/667,149.03 = 301,992.95/x
  3. Step 3: Cross multiply
    483,199.57x = 667,149.03 × 301,992.95
  4. Step 4: Simplify right side
    483,199.57x = 201,474,305,327.21
  5. Step 5: Solve for x
    x = 201,474,305,327.21/483,199.57
  6. Step 6: Final answer
    x = 416,958.79

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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.