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Finding the Fourth Proportional to 599,564.57, 827,401.28 and 327,632.47

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Solution

The fourth proportional to 599,564.57, 827,401.28 and 327,632.47 is: 452,133.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,564.57 : 827,401.28 = 327,632.47 : x
  2. Step 2: Convert to fraction form
    599,564.57/827,401.28 = 327,632.47/x
  3. Step 3: Cross multiply
    599,564.57x = 827,401.28 × 327,632.47
  4. Step 4: Simplify right side
    599,564.57x = 271,083,521,340.90
  5. Step 5: Solve for x
    x = 271,083,521,340.90/599,564.57
  6. Step 6: Final answer
    x = 452,133.99

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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.