Home / 852,218.54-1,278,329.26-682,519.55

Finding the Fourth Proportional to 852,218.54, 1,278,329.26 and 682,519.55

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Solution

The fourth proportional to 852,218.54, 1,278,329.26 and 682,519.55 is: 1,023,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,218.54 : 1,278,329.26 = 682,519.55 : x
  2. Step 2: Convert to fraction form
    852,218.54/1,278,329.26 = 682,519.55/x
  3. Step 3: Cross multiply
    852,218.54x = 1,278,329.26 × 682,519.55
  4. Step 4: Simplify right side
    852,218.54x = 872,484,712,776.56
  5. Step 5: Solve for x
    x = 872,484,712,776.56/852,218.54
  6. Step 6: Final answer
    x = 1,023,780.49

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1.5x scale

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.