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Finding the Fourth Proportional to 1,176,598.22, 1,764,664.94 and 323,449.73

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Solution

The fourth proportional to 1,176,598.22, 1,764,664.94 and 323,449.73 is: 485,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,598.22 : 1,764,664.94 = 323,449.73 : x
  2. Step 2: Convert to fraction form
    1,176,598.22/1,764,664.94 = 323,449.73/x
  3. Step 3: Cross multiply
    1,176,598.22x = 1,764,664.94 × 323,449.73
  4. Step 4: Simplify right side
    1,176,598.22x = 570,780,394,560.39
  5. Step 5: Solve for x
    x = 570,780,394,560.39/1,176,598.22
  6. Step 6: Final answer
    x = 485,110.71

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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.