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Finding the Fourth Proportional to 444,657.05, 666,885.75 and 204,540.34

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Solution

The fourth proportional to 444,657.05, 666,885.75 and 204,540.34 is: 306,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,657.05 : 666,885.75 = 204,540.34 : x
  2. Step 2: Convert to fraction form
    444,657.05/666,885.75 = 204,540.34/x
  3. Step 3: Cross multiply
    444,657.05x = 666,885.75 × 204,540.34
  4. Step 4: Simplify right side
    444,657.05x = 136,405,038,046.16
  5. Step 5: Solve for x
    x = 136,405,038,046.16/444,657.05
  6. Step 6: Final answer
    x = 306,764.59

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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.