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Finding the Fourth Proportional to 365,847.70, 548,115.45 and 313,359.70

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Solution

The fourth proportional to 365,847.70, 548,115.45 and 313,359.70 is: 469,477.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,847.70 : 548,115.45 = 313,359.70 : x
  2. Step 2: Convert to fraction form
    365,847.70/548,115.45 = 313,359.70/x
  3. Step 3: Cross multiply
    365,847.70x = 548,115.45 × 313,359.70
  4. Step 4: Simplify right side
    365,847.70x = 171,757,292,977.37
  5. Step 5: Solve for x
    x = 171,757,292,977.37/365,847.70
  6. Step 6: Final answer
    x = 469,477.58

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