Home / 769,983.20-1,154,629.20-296,511.20

Finding the Fourth Proportional to 769,983.20, 1,154,629.20 and 296,511.20

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Solution

The fourth proportional to 769,983.20, 1,154,629.20 and 296,511.20 is: 444,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,983.20 : 1,154,629.20 = 296,511.20 : x
  2. Step 2: Convert to fraction form
    769,983.20/1,154,629.20 = 296,511.20/x
  3. Step 3: Cross multiply
    769,983.20x = 1,154,629.20 × 296,511.20
  4. Step 4: Simplify right side
    769,983.20x = 342,360,489,647.04
  5. Step 5: Solve for x
    x = 342,360,489,647.04/769,983.20
  6. Step 6: Final answer
    x = 444,633.71

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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.