Home / 728,557.06-1,092,174-254,984.08

Finding the Fourth Proportional to 728,557.06, 1,092,174 and 254,984.08

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Solution

The fourth proportional to 728,557.06, 1,092,174 and 254,984.08 is: 382,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,557.06 : 1,092,174 = 254,984.08 : x
  2. Step 2: Convert to fraction form
    728,557.06/1,092,174 = 254,984.08/x
  3. Step 3: Cross multiply
    728,557.06x = 1,092,174 × 254,984.08
  4. Step 4: Simplify right side
    728,557.06x = 278,486,982,589.92
  5. Step 5: Solve for x
    x = 278,486,982,589.92/728,557.06
  6. Step 6: Final answer
    x = 382,244.57

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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.