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Finding the Fourth Proportional to 376,431.20, 564,646.80 and 165,845.60

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Solution

The fourth proportional to 376,431.20, 564,646.80 and 165,845.60 is: 248,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,431.20 : 564,646.80 = 165,845.60 : x
  2. Step 2: Convert to fraction form
    376,431.20/564,646.80 = 165,845.60/x
  3. Step 3: Cross multiply
    376,431.20x = 564,646.80 × 165,845.60
  4. Step 4: Simplify right side
    376,431.20x = 93,644,187,334.08
  5. Step 5: Solve for x
    x = 93,644,187,334.08/376,431.20
  6. Step 6: Final answer
    x = 248,768.40

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