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Finding the Fourth Proportional to 323,081.57, 484,622.49 and 145,381.01

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Solution

The fourth proportional to 323,081.57, 484,622.49 and 145,381.01 is: 218,071.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,081.57 : 484,622.49 = 145,381.01 : x
  2. Step 2: Convert to fraction form
    323,081.57/484,622.49 = 145,381.01/x
  3. Step 3: Cross multiply
    323,081.57x = 484,622.49 × 145,381.01
  4. Step 4: Simplify right side
    323,081.57x = 70,454,905,186.98
  5. Step 5: Solve for x
    x = 70,454,905,186.98/323,081.57
  6. Step 6: Final answer
    x = 218,071.57

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