Home / 925,099.54-1,387,847.19-276,726.52

Finding the Fourth Proportional to 925,099.54, 1,387,847.19 and 276,726.52

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Solution

The fourth proportional to 925,099.54, 1,387,847.19 and 276,726.52 is: 415,148.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,099.54 : 1,387,847.19 = 276,726.52 : x
  2. Step 2: Convert to fraction form
    925,099.54/1,387,847.19 = 276,726.52/x
  3. Step 3: Cross multiply
    925,099.54x = 1,387,847.19 × 276,726.52
  4. Step 4: Simplify right side
    925,099.54x = 384,054,123,180.48
  5. Step 5: Solve for x
    x = 384,054,123,180.48/925,099.54
  6. Step 6: Final answer
    x = 415,148.97

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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.