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Finding the Fourth Proportional to 341,640.90, 512,485.65 and 104,983.20

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Solution

The fourth proportional to 341,640.90, 512,485.65 and 104,983.20 is: 157,482.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,640.90 : 512,485.65 = 104,983.20 : x
  2. Step 2: Convert to fraction form
    341,640.90/512,485.65 = 104,983.20/x
  3. Step 3: Cross multiply
    341,640.90x = 512,485.65 × 104,983.20
  4. Step 4: Simplify right side
    341,640.90x = 53,802,383,491.08
  5. Step 5: Solve for x
    x = 53,802,383,491.08/341,640.90
  6. Step 6: Final answer
    x = 157,482.27

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