Home / 806,650.80-1,209,976.20-682,234.80

Finding the Fourth Proportional to 806,650.80, 1,209,976.20 and 682,234.80

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Solution

The fourth proportional to 806,650.80, 1,209,976.20 and 682,234.80 is: 1,023,352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,650.80 : 1,209,976.20 = 682,234.80 : x
  2. Step 2: Convert to fraction form
    806,650.80/1,209,976.20 = 682,234.80/x
  3. Step 3: Cross multiply
    806,650.80x = 1,209,976.20 × 682,234.80
  4. Step 4: Simplify right side
    806,650.80x = 825,487,870,811.76
  5. Step 5: Solve for x
    x = 825,487,870,811.76/806,650.80
  6. Step 6: Final answer
    x = 1,023,352.20

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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.