Home / 552,731.39-827,768.46-315,354.41

Finding the Fourth Proportional to 552,731.39, 827,768.46 and 315,354.41

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Solution

The fourth proportional to 552,731.39, 827,768.46 and 315,354.41 is: 472,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,731.39 : 827,768.46 = 315,354.41 : x
  2. Step 2: Convert to fraction form
    552,731.39/827,768.46 = 315,354.41/x
  3. Step 3: Cross multiply
    552,731.39x = 827,768.46 × 315,354.41
  4. Step 4: Simplify right side
    552,731.39x = 261,040,432,743.14
  5. Step 5: Solve for x
    x = 261,040,432,743.14/552,731.39
  6. Step 6: Final answer
    x = 472,273.58

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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.