Home / 807,753.30-1,211,687.55-246,786.90

Finding the Fourth Proportional to 807,753.30, 1,211,687.55 and 246,786.90

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Solution

The fourth proportional to 807,753.30, 1,211,687.55 and 246,786.90 is: 370,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,753.30 : 1,211,687.55 = 246,786.90 : x
  2. Step 2: Convert to fraction form
    807,753.30/1,211,687.55 = 246,786.90/x
  3. Step 3: Cross multiply
    807,753.30x = 1,211,687.55 × 246,786.90
  4. Step 4: Simplify right side
    807,753.30x = 299,028,614,233.10
  5. Step 5: Solve for x
    x = 299,028,614,233.10/807,753.30
  6. Step 6: Final answer
    x = 370,197.95

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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.