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Finding the Fourth Proportional to 418,171.40, 627,295.96 and 118,659.32

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Solution

The fourth proportional to 418,171.40, 627,295.96 and 118,659.32 is: 178,000.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,171.40 : 627,295.96 = 118,659.32 : x
  2. Step 2: Convert to fraction form
    418,171.40/627,295.96 = 118,659.32/x
  3. Step 3: Cross multiply
    418,171.40x = 627,295.96 × 118,659.32
  4. Step 4: Simplify right side
    418,171.40x = 74,434,512,052.35
  5. Step 5: Solve for x
    x = 74,434,512,052.35/418,171.40
  6. Step 6: Final answer
    x = 178,000.01

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