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Finding the Fourth Proportional to 444,817.45, 666,587.28 and 252,844.42

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Solution

The fourth proportional to 444,817.45, 666,587.28 and 252,844.42 is: 378,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,817.45 : 666,587.28 = 252,844.42 : x
  2. Step 2: Convert to fraction form
    444,817.45/666,587.28 = 252,844.42/x
  3. Step 3: Cross multiply
    444,817.45x = 666,587.28 × 252,844.42
  4. Step 4: Simplify right side
    444,817.45x = 168,542,874,190.98
  5. Step 5: Solve for x
    x = 168,542,874,190.98/444,817.45
  6. Step 6: Final answer
    x = 378,903.47

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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.