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Finding the Fourth Proportional to 665,246.22, 998,263 and 244,817.34

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Solution

The fourth proportional to 665,246.22, 998,263 and 244,817.34 is: 367,370.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,246.22 : 998,263 = 244,817.34 : x
  2. Step 2: Convert to fraction form
    665,246.22/998,263 = 244,817.34/x
  3. Step 3: Cross multiply
    665,246.22x = 998,263 × 244,817.34
  4. Step 4: Simplify right side
    665,246.22x = 244,392,092,280.42
  5. Step 5: Solve for x
    x = 244,392,092,280.42/665,246.22
  6. Step 6: Final answer
    x = 367,370.88

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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.