Home / 682,791.42-1,024,236.35-262,067.30

Finding the Fourth Proportional to 682,791.42, 1,024,236.35 and 262,067.30

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Solution

The fourth proportional to 682,791.42, 1,024,236.35 and 262,067.30 is: 393,119.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,791.42 : 1,024,236.35 = 262,067.30 : x
  2. Step 2: Convert to fraction form
    682,791.42/1,024,236.35 = 262,067.30/x
  3. Step 3: Cross multiply
    682,791.42x = 1,024,236.35 × 262,067.30
  4. Step 4: Simplify right side
    682,791.42x = 268,418,848,374.84
  5. Step 5: Solve for x
    x = 268,418,848,374.84/682,791.42
  6. Step 6: Final answer
    x = 393,119.83

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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.