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Finding the Fourth Proportional to 283,569.09, 391,400.81 and 167,384.71

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Solution

The fourth proportional to 283,569.09, 391,400.81 and 167,384.71 is: 231,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,569.09 : 391,400.81 = 167,384.71 : x
  2. Step 2: Convert to fraction form
    283,569.09/391,400.81 = 167,384.71/x
  3. Step 3: Cross multiply
    283,569.09x = 391,400.81 × 167,384.71
  4. Step 4: Simplify right side
    283,569.09x = 65,514,511,075.62
  5. Step 5: Solve for x
    x = 65,514,511,075.62/283,569.09
  6. Step 6: Final answer
    x = 231,035.45

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