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Finding the Fourth Proportional to 476,198.45, 657,161.87 and 261,358.50

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Solution

The fourth proportional to 476,198.45, 657,161.87 and 261,358.50 is: 360,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,198.45 : 657,161.87 = 261,358.50 : x
  2. Step 2: Convert to fraction form
    476,198.45/657,161.87 = 261,358.50/x
  3. Step 3: Cross multiply
    476,198.45x = 657,161.87 × 261,358.50
  4. Step 4: Simplify right side
    476,198.45x = 171,754,840,600.40
  5. Step 5: Solve for x
    x = 171,754,840,600.40/476,198.45
  6. Step 6: Final answer
    x = 360,679.13

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