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Finding the Fourth Proportional to 323,866.41, 485,805.69 and 110,683.11

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Solution

The fourth proportional to 323,866.41, 485,805.69 and 110,683.11 is: 166,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,866.41 : 485,805.69 = 110,683.11 : x
  2. Step 2: Convert to fraction form
    323,866.41/485,805.69 = 110,683.11/x
  3. Step 3: Cross multiply
    323,866.41x = 485,805.69 × 110,683.11
  4. Step 4: Simplify right side
    323,866.41x = 53,770,484,624.90
  5. Step 5: Solve for x
    x = 53,770,484,624.90/323,866.41
  6. Step 6: Final answer
    x = 166,026.74

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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.