Home / 810,194.31-1,215,551.09-567,288.41

Finding the Fourth Proportional to 810,194.31, 1,215,551.09 and 567,288.41

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Solution

The fourth proportional to 810,194.31, 1,215,551.09 and 567,288.41 is: 851,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,194.31 : 1,215,551.09 = 567,288.41 : x
  2. Step 2: Convert to fraction form
    810,194.31/1,215,551.09 = 567,288.41/x
  3. Step 3: Cross multiply
    810,194.31x = 1,215,551.09 × 567,288.41
  4. Step 4: Simplify right side
    810,194.31x = 689,568,040,859.04
  5. Step 5: Solve for x
    x = 689,568,040,859.04/810,194.31
  6. Step 6: Final answer
    x = 851,114.39

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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.