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Finding the Fourth Proportional to 599,251.22, 898,846.25 and 220,142.87

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Solution

The fourth proportional to 599,251.22, 898,846.25 and 220,142.87 is: 330,203.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,251.22 : 898,846.25 = 220,142.87 : x
  2. Step 2: Convert to fraction form
    599,251.22/898,846.25 = 220,142.87/x
  3. Step 3: Cross multiply
    599,251.22x = 898,846.25 × 220,142.87
  4. Step 4: Simplify right side
    599,251.22x = 197,874,593,163.74
  5. Step 5: Solve for x
    x = 197,874,593,163.74/599,251.22
  6. Step 6: Final answer
    x = 330,203.07

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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.