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Finding the Fourth Proportional to 482,881.68, 666,345.42 and 268,021.80

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Solution

The fourth proportional to 482,881.68, 666,345.42 and 268,021.80 is: 369,852.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,881.68 : 666,345.42 = 268,021.80 : x
  2. Step 2: Convert to fraction form
    482,881.68/666,345.42 = 268,021.80/x
  3. Step 3: Cross multiply
    482,881.68x = 666,345.42 × 268,021.80
  4. Step 4: Simplify right side
    482,881.68x = 178,595,098,890.16
  5. Step 5: Solve for x
    x = 178,595,098,890.16/482,881.68
  6. Step 6: Final answer
    x = 369,852.71

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