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Finding the Fourth Proportional to 378,052.40, 567,127.20 and 188,609.60

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Solution

The fourth proportional to 378,052.40, 567,127.20 and 188,609.60 is: 282,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,052.40 : 567,127.20 = 188,609.60 : x
  2. Step 2: Convert to fraction form
    378,052.40/567,127.20 = 188,609.60/x
  3. Step 3: Cross multiply
    378,052.40x = 567,127.20 × 188,609.60
  4. Step 4: Simplify right side
    378,052.40x = 106,965,634,341.12
  5. Step 5: Solve for x
    x = 106,965,634,341.12/378,052.40
  6. Step 6: Final answer
    x = 282,938.65

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