Home / 779,215.14-1,168,939.56-273,687

Finding the Fourth Proportional to 779,215.14, 1,168,939.56 and 273,687

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Solution

The fourth proportional to 779,215.14, 1,168,939.56 and 273,687 is: 410,571.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,215.14 : 1,168,939.56 = 273,687 : x
  2. Step 2: Convert to fraction form
    779,215.14/1,168,939.56 = 273,687/x
  3. Step 3: Cross multiply
    779,215.14x = 1,168,939.56 × 273,687
  4. Step 4: Simplify right side
    779,215.14x = 319,923,561,357.72
  5. Step 5: Solve for x
    x = 319,923,561,357.72/779,215.14
  6. Step 6: Final answer
    x = 410,571.54

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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.