Home / 1,294,255.44-1,940,129.28-494,921.52

Finding the Fourth Proportional to 1,294,255.44, 1,940,129.28 and 494,921.52

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Solution

The fourth proportional to 1,294,255.44, 1,940,129.28 and 494,921.52 is: 741,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,255.44 : 1,940,129.28 = 494,921.52 : x
  2. Step 2: Convert to fraction form
    1,294,255.44/1,940,129.28 = 494,921.52/x
  3. Step 3: Cross multiply
    1,294,255.44x = 1,940,129.28 × 494,921.52
  4. Step 4: Simplify right side
    1,294,255.44x = 960,211,732,254.11
  5. Step 5: Solve for x
    x = 960,211,732,254.11/1,294,255.44
  6. Step 6: Final answer
    x = 741,902.80

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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.