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Finding the Fourth Proportional to 547,318.34, 755,291.46 and 305,604.71

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Solution

The fourth proportional to 547,318.34, 755,291.46 and 305,604.71 is: 421,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,318.34 : 755,291.46 = 305,604.71 : x
  2. Step 2: Convert to fraction form
    547,318.34/755,291.46 = 305,604.71/x
  3. Step 3: Cross multiply
    547,318.34x = 755,291.46 × 305,604.71
  4. Step 4: Simplify right side
    547,318.34x = 230,820,622,294.30
  5. Step 5: Solve for x
    x = 230,820,622,294.30/547,318.34
  6. Step 6: Final answer
    x = 421,730.11

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