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Finding the Fourth Proportional to 273,524.88, 410,078.04 and 225,990.36

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Solution

The fourth proportional to 273,524.88, 410,078.04 and 225,990.36 is: 338,812.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,524.88 : 410,078.04 = 225,990.36 : x
  2. Step 2: Convert to fraction form
    273,524.88/410,078.04 = 225,990.36/x
  3. Step 3: Cross multiply
    273,524.88x = 410,078.04 × 225,990.36
  4. Step 4: Simplify right side
    273,524.88x = 92,673,683,887.69
  5. Step 5: Solve for x
    x = 92,673,683,887.69/273,524.88
  6. Step 6: Final answer
    x = 338,812.63

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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.