Home / 682,536.20-1,023,794.70-308,558.60

Finding the Fourth Proportional to 682,536.20, 1,023,794.70 and 308,558.60

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Solution

The fourth proportional to 682,536.20, 1,023,794.70 and 308,558.60 is: 462,833.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,536.20 : 1,023,794.70 = 308,558.60 : x
  2. Step 2: Convert to fraction form
    682,536.20/1,023,794.70 = 308,558.60/x
  3. Step 3: Cross multiply
    682,536.20x = 1,023,794.70 × 308,558.60
  4. Step 4: Simplify right side
    682,536.20x = 315,900,659,319.42
  5. Step 5: Solve for x
    x = 315,900,659,319.42/682,536.20
  6. Step 6: Final answer
    x = 462,833.56

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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.