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Finding the Fourth Proportional to 378,628.80, 567,460.80 and 201,220.80

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Solution

The fourth proportional to 378,628.80, 567,460.80 and 201,220.80 is: 301,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,628.80 : 567,460.80 = 201,220.80 : x
  2. Step 2: Convert to fraction form
    378,628.80/567,460.80 = 201,220.80/x
  3. Step 3: Cross multiply
    378,628.80x = 567,460.80 × 201,220.80
  4. Step 4: Simplify right side
    378,628.80x = 114,184,916,144.64
  5. Step 5: Solve for x
    x = 114,184,916,144.64/378,628.80
  6. Step 6: Final answer
    x = 301,574.83

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