Home / 951,485.25-1,313,067.66-521,739.75

Finding the Fourth Proportional to 951,485.25, 1,313,067.66 and 521,739.75

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Solution

The fourth proportional to 951,485.25, 1,313,067.66 and 521,739.75 is: 720,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,485.25 : 1,313,067.66 = 521,739.75 : x
  2. Step 2: Convert to fraction form
    951,485.25/1,313,067.66 = 521,739.75/x
  3. Step 3: Cross multiply
    951,485.25x = 1,313,067.66 × 521,739.75
  4. Step 4: Simplify right side
    951,485.25x = 685,079,592,661.49
  5. Step 5: Solve for x
    x = 685,079,592,661.49/951,485.25
  6. Step 6: Final answer
    x = 720,010.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.