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Finding the Fourth Proportional to 308,463.19, 425,676.28 and 172,495.57

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Solution

The fourth proportional to 308,463.19, 425,676.28 and 172,495.57 is: 238,042.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,463.19 : 425,676.28 = 172,495.57 : x
  2. Step 2: Convert to fraction form
    308,463.19/425,676.28 = 172,495.57/x
  3. Step 3: Cross multiply
    308,463.19x = 425,676.28 × 172,495.57
  4. Step 4: Simplify right side
    308,463.19x = 73,427,273,187.03
  5. Step 5: Solve for x
    x = 73,427,273,187.03/308,463.19
  6. Step 6: Final answer
    x = 238,042.26

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