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Finding the Fourth Proportional to 665,247.22, 998,264.50 and 244,818.34

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Solution

The fourth proportional to 665,247.22, 998,264.50 and 244,818.34 is: 367,372.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,247.22 : 998,264.50 = 244,818.34 : x
  2. Step 2: Convert to fraction form
    665,247.22/998,264.50 = 244,818.34/x
  3. Step 3: Cross multiply
    665,247.22x = 998,264.50 × 244,818.34
  4. Step 4: Simplify right side
    665,247.22x = 244,393,457,770.93
  5. Step 5: Solve for x
    x = 244,393,457,770.93/665,247.22
  6. Step 6: Final answer
    x = 367,372.38

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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.