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Finding the Fourth Proportional to 304,059.60, 456,089.40 and 82,443.60

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Solution

The fourth proportional to 304,059.60, 456,089.40 and 82,443.60 is: 123,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,059.60 : 456,089.40 = 82,443.60 : x
  2. Step 2: Convert to fraction form
    304,059.60/456,089.40 = 82,443.60/x
  3. Step 3: Cross multiply
    304,059.60x = 456,089.40 × 82,443.60
  4. Step 4: Simplify right side
    304,059.60x = 37,601,652,057.84
  5. Step 5: Solve for x
    x = 37,601,652,057.84/304,059.60
  6. Step 6: Final answer
    x = 123,665.40

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