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Finding the Fourth Proportional to 595,908.78, 822,354.06 and 327,636.78

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Solution

The fourth proportional to 595,908.78, 822,354.06 and 327,636.78 is: 452,138.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,908.78 : 822,354.06 = 327,636.78 : x
  2. Step 2: Convert to fraction form
    595,908.78/822,354.06 = 327,636.78/x
  3. Step 3: Cross multiply
    595,908.78x = 822,354.06 × 327,636.78
  4. Step 4: Simplify right side
    595,908.78x = 269,433,436,238.33
  5. Step 5: Solve for x
    x = 269,433,436,238.33/595,908.78
  6. Step 6: Final answer
    x = 452,138.73

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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.