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Finding the Fourth Proportional to 484,603.65, 726,905.28 and 129,608.43

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Solution

The fourth proportional to 484,603.65, 726,905.28 and 129,608.43 is: 194,412.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,603.65 : 726,905.28 = 129,608.43 : x
  2. Step 2: Convert to fraction form
    484,603.65/726,905.28 = 129,608.43/x
  3. Step 3: Cross multiply
    484,603.65x = 726,905.28 × 129,608.43
  4. Step 4: Simplify right side
    484,603.65x = 94,213,052,099.51
  5. Step 5: Solve for x
    x = 94,213,052,099.51/484,603.65
  6. Step 6: Final answer
    x = 194,412.59

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