Home / 728,034.25-1,092,106.59-248,112.85

Finding the Fourth Proportional to 728,034.25, 1,092,106.59 and 248,112.85

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Solution

The fourth proportional to 728,034.25, 1,092,106.59 and 248,112.85 is: 372,188.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,034.25 : 1,092,106.59 = 248,112.85 : x
  2. Step 2: Convert to fraction form
    728,034.25/1,092,106.59 = 248,112.85/x
  3. Step 3: Cross multiply
    728,034.25x = 1,092,106.59 × 248,112.85
  4. Step 4: Simplify right side
    728,034.25x = 270,965,678,548.68
  5. Step 5: Solve for x
    x = 270,965,678,548.68/728,034.25
  6. Step 6: Final answer
    x = 372,188.09

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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.