Home / 695,757.42-1,043,785.02-215,974.68

Finding the Fourth Proportional to 695,757.42, 1,043,785.02 and 215,974.68

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Solution

The fourth proportional to 695,757.42, 1,043,785.02 and 215,974.68 is: 324,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,757.42 : 1,043,785.02 = 215,974.68 : x
  2. Step 2: Convert to fraction form
    695,757.42/1,043,785.02 = 215,974.68/x
  3. Step 3: Cross multiply
    695,757.42x = 1,043,785.02 × 215,974.68
  4. Step 4: Simplify right side
    695,757.42x = 225,431,135,683.29
  5. Step 5: Solve for x
    x = 225,431,135,683.29/695,757.42
  6. Step 6: Final answer
    x = 324,008.24

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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.