Home / 805,255.16-1,206,997-331,682.18

Finding the Fourth Proportional to 805,255.16, 1,206,997 and 331,682.18

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Solution

The fourth proportional to 805,255.16, 1,206,997 and 331,682.18 is: 497,158.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,255.16 : 1,206,997 = 331,682.18 : x
  2. Step 2: Convert to fraction form
    805,255.16/1,206,997 = 331,682.18/x
  3. Step 3: Cross multiply
    805,255.16x = 1,206,997 × 331,682.18
  4. Step 4: Simplify right side
    805,255.16x = 400,339,396,213.46
  5. Step 5: Solve for x
    x = 400,339,396,213.46/805,255.16
  6. Step 6: Final answer
    x = 497,158.44

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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.