Home / 852,218.96-1,278,329.90-682,519.98

Finding the Fourth Proportional to 852,218.96, 1,278,329.90 and 682,519.98

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Solution

The fourth proportional to 852,218.96, 1,278,329.90 and 682,519.98 is: 1,023,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,218.96 : 1,278,329.90 = 682,519.98 : x
  2. Step 2: Convert to fraction form
    852,218.96/1,278,329.90 = 682,519.98/x
  3. Step 3: Cross multiply
    852,218.96x = 1,278,329.90 × 682,519.98
  4. Step 4: Simplify right side
    852,218.96x = 872,485,687,977.15
  5. Step 5: Solve for x
    x = 872,485,687,977.15/852,218.96
  6. Step 6: Final answer
    x = 1,023,781.13

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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.