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Finding the Fourth Proportional to 321,411.33, 482,126.10 and 121,694.49

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Solution

The fourth proportional to 321,411.33, 482,126.10 and 121,694.49 is: 182,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,411.33 : 482,126.10 = 121,694.49 : x
  2. Step 2: Convert to fraction form
    321,411.33/482,126.10 = 121,694.49/x
  3. Step 3: Cross multiply
    321,411.33x = 482,126.10 × 121,694.49
  4. Step 4: Simplify right side
    321,411.33x = 58,672,089,855.19
  5. Step 5: Solve for x
    x = 58,672,089,855.19/321,411.33
  6. Step 6: Final answer
    x = 182,545.18

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