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Finding the Fourth Proportional to 418,701.06, 627,957.28 and 119,175

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Solution

The fourth proportional to 418,701.06, 627,957.28 and 119,175 is: 178,735.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,701.06 : 627,957.28 = 119,175 : x
  2. Step 2: Convert to fraction form
    418,701.06/627,957.28 = 119,175/x
  3. Step 3: Cross multiply
    418,701.06x = 627,957.28 × 119,175
  4. Step 4: Simplify right side
    418,701.06x = 74,836,808,844
  5. Step 5: Solve for x
    x = 74,836,808,844/418,701.06
  6. Step 6: Final answer
    x = 178,735.66

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