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Finding the Fourth Proportional to 323,462.73, 485,289.21 and 95,764.14

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Solution

The fourth proportional to 323,462.73, 485,289.21 and 95,764.14 is: 143,674.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,462.73 : 485,289.21 = 95,764.14 : x
  2. Step 2: Convert to fraction form
    323,462.73/485,289.21 = 95,764.14/x
  3. Step 3: Cross multiply
    323,462.73x = 485,289.21 × 95,764.14
  4. Step 4: Simplify right side
    323,462.73x = 46,473,303,846.93
  5. Step 5: Solve for x
    x = 46,473,303,846.93/323,462.73
  6. Step 6: Final answer
    x = 143,674.37

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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.