Home / 925,098.54-1,387,845.69-276,725.52

Finding the Fourth Proportional to 925,098.54, 1,387,845.69 and 276,725.52

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Solution

The fourth proportional to 925,098.54, 1,387,845.69 and 276,725.52 is: 415,147.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,098.54 : 1,387,845.69 = 276,725.52 : x
  2. Step 2: Convert to fraction form
    925,098.54/1,387,845.69 = 276,725.52/x
  3. Step 3: Cross multiply
    925,098.54x = 1,387,845.69 × 276,725.52
  4. Step 4: Simplify right side
    925,098.54x = 384,052,319,207.29
  5. Step 5: Solve for x
    x = 384,052,319,207.29/925,098.54
  6. Step 6: Final answer
    x = 415,147.47

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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.