Home / 777,209.78-1,165,856.28-244,772.27

Finding the Fourth Proportional to 777,209.78, 1,165,856.28 and 244,772.27

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Solution

The fourth proportional to 777,209.78, 1,165,856.28 and 244,772.27 is: 367,171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,209.78 : 1,165,856.28 = 244,772.27 : x
  2. Step 2: Convert to fraction form
    777,209.78/1,165,856.28 = 244,772.27/x
  3. Step 3: Cross multiply
    777,209.78x = 1,165,856.28 × 244,772.27
  4. Step 4: Simplify right side
    777,209.78x = 285,369,288,149.36
  5. Step 5: Solve for x
    x = 285,369,288,149.36/777,209.78
  6. Step 6: Final answer
    x = 367,171.51

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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.