Home / 695,560.44-1,043,391.38-215,727.32

Finding the Fourth Proportional to 695,560.44, 1,043,391.38 and 215,727.32

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Solution

The fourth proportional to 695,560.44, 1,043,391.38 and 215,727.32 is: 323,606.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,560.44 : 1,043,391.38 = 215,727.32 : x
  2. Step 2: Convert to fraction form
    695,560.44/1,043,391.38 = 215,727.32/x
  3. Step 3: Cross multiply
    695,560.44x = 1,043,391.38 × 215,727.32
  4. Step 4: Simplify right side
    695,560.44x = 225,088,026,118.50
  5. Step 5: Solve for x
    x = 225,088,026,118.50/695,560.44
  6. Step 6: Final answer
    x = 323,606.71

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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.