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Finding the Fourth Proportional to 595,630.52, 821,972.78 and 327,375.80

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Solution

The fourth proportional to 595,630.52, 821,972.78 and 327,375.80 is: 451,780.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,630.52 : 821,972.78 = 327,375.80 : x
  2. Step 2: Convert to fraction form
    595,630.52/821,972.78 = 327,375.80/x
  3. Step 3: Cross multiply
    595,630.52x = 821,972.78 × 327,375.80
  4. Step 4: Simplify right side
    595,630.52x = 269,093,996,430.72
  5. Step 5: Solve for x
    x = 269,093,996,430.72/595,630.52
  6. Step 6: Final answer
    x = 451,780.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.