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Finding the Fourth Proportional to 599,678.38, 827,575.20 and 327,740.31

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Solution

The fourth proportional to 599,678.38, 827,575.20 and 327,740.31 is: 452,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,678.38 : 827,575.20 = 327,740.31 : x
  2. Step 2: Convert to fraction form
    599,678.38/827,575.20 = 327,740.31/x
  3. Step 3: Cross multiply
    599,678.38x = 827,575.20 × 327,740.31
  4. Step 4: Simplify right side
    599,678.38x = 271,229,752,596.31
  5. Step 5: Solve for x
    x = 271,229,752,596.31/599,678.38
  6. Step 6: Final answer
    x = 452,292.03

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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.