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Finding the Fourth Proportional to 219,722.40, 329,583.60 and 192,074.40

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Solution

The fourth proportional to 219,722.40, 329,583.60 and 192,074.40 is: 288,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,722.40 : 329,583.60 = 192,074.40 : x
  2. Step 2: Convert to fraction form
    219,722.40/329,583.60 = 192,074.40/x
  3. Step 3: Cross multiply
    219,722.40x = 329,583.60 × 192,074.40
  4. Step 4: Simplify right side
    219,722.40x = 63,304,572,219.84
  5. Step 5: Solve for x
    x = 63,304,572,219.84/219,722.40
  6. Step 6: Final answer
    x = 288,111.60

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