Home / 874,047.72-1,206,093.54-492,067.56

Finding the Fourth Proportional to 874,047.72, 1,206,093.54 and 492,067.56

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Solution

The fourth proportional to 874,047.72, 1,206,093.54 and 492,067.56 is: 679,001.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,047.72 : 1,206,093.54 = 492,067.56 : x
  2. Step 2: Convert to fraction form
    874,047.72/1,206,093.54 = 492,067.56/x
  3. Step 3: Cross multiply
    874,047.72x = 1,206,093.54 × 492,067.56
  4. Step 4: Simplify right side
    874,047.72x = 593,479,505,359.56
  5. Step 5: Solve for x
    x = 593,479,505,359.56/874,047.72
  6. Step 6: Final answer
    x = 679,001.26

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1.5x scale

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.