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Finding the Fourth Proportional to 369,680.88, 554,463.48 and 120,361.20

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Solution

The fourth proportional to 369,680.88, 554,463.48 and 120,361.20 is: 180,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,680.88 : 554,463.48 = 120,361.20 : x
  2. Step 2: Convert to fraction form
    369,680.88/554,463.48 = 120,361.20/x
  3. Step 3: Cross multiply
    369,680.88x = 554,463.48 × 120,361.20
  4. Step 4: Simplify right side
    369,680.88x = 66,735,889,808.98
  5. Step 5: Solve for x
    x = 66,735,889,808.98/369,680.88
  6. Step 6: Final answer
    x = 180,522.97

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