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Finding the Fourth Proportional to 264,764.82, 365,379.12 and 143,906.04

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Solution

The fourth proportional to 264,764.82, 365,379.12 and 143,906.04 is: 198,592.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,764.82 : 365,379.12 = 143,906.04 : x
  2. Step 2: Convert to fraction form
    264,764.82/365,379.12 = 143,906.04/x
  3. Step 3: Cross multiply
    264,764.82x = 365,379.12 × 143,906.04
  4. Step 4: Simplify right side
    264,764.82x = 52,580,262,257.88
  5. Step 5: Solve for x
    x = 52,580,262,257.88/264,764.82
  6. Step 6: Final answer
    x = 198,592.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.