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Finding the Fourth Proportional to 304,520.20, 456,780.30 and 82,904.20

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Solution

The fourth proportional to 304,520.20, 456,780.30 and 82,904.20 is: 124,356.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,520.20 : 456,780.30 = 82,904.20 : x
  2. Step 2: Convert to fraction form
    304,520.20/456,780.30 = 82,904.20/x
  3. Step 3: Cross multiply
    304,520.20x = 456,780.30 × 82,904.20
  4. Step 4: Simplify right side
    304,520.20x = 37,869,005,347.26
  5. Step 5: Solve for x
    x = 37,869,005,347.26/304,520.20
  6. Step 6: Final answer
    x = 124,356.30

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