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Finding the Fourth Proportional to 323,189.37, 445,584.43 and 264,829.11

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Solution

The fourth proportional to 323,189.37, 445,584.43 and 264,829.11 is: 365,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,189.37 : 445,584.43 = 264,829.11 : x
  2. Step 2: Convert to fraction form
    323,189.37/445,584.43 = 264,829.11/x
  3. Step 3: Cross multiply
    323,189.37x = 445,584.43 × 264,829.11
  4. Step 4: Simplify right side
    323,189.37x = 118,003,728,026.76
  5. Step 5: Solve for x
    x = 118,003,728,026.76/323,189.37
  6. Step 6: Final answer
    x = 365,122.55

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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.