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Finding the Fourth Proportional to 665,244.22, 998,260 and 244,815.34

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Solution

The fourth proportional to 665,244.22, 998,260 and 244,815.34 is: 367,367.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,244.22 : 998,260 = 244,815.34 : x
  2. Step 2: Convert to fraction form
    665,244.22/998,260 = 244,815.34/x
  3. Step 3: Cross multiply
    665,244.22x = 998,260 × 244,815.34
  4. Step 4: Simplify right side
    665,244.22x = 244,389,361,308.40
  5. Step 5: Solve for x
    x = 244,389,361,308.40/665,244.22
  6. Step 6: Final answer
    x = 367,367.88

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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.