Home / 682,212.24-1,023,466.32-261,488.52

Finding the Fourth Proportional to 682,212.24, 1,023,466.32 and 261,488.52

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Solution

The fourth proportional to 682,212.24, 1,023,466.32 and 261,488.52 is: 392,289.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,212.24 : 1,023,466.32 = 261,488.52 : x
  2. Step 2: Convert to fraction form
    682,212.24/1,023,466.32 = 261,488.52/x
  3. Step 3: Cross multiply
    682,212.24x = 1,023,466.32 × 261,488.52
  4. Step 4: Simplify right side
    682,212.24x = 267,624,693,286.65
  5. Step 5: Solve for x
    x = 267,624,693,286.65/682,212.24
  6. Step 6: Final answer
    x = 392,289.49

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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.