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Finding the Fourth Proportional to 414,904.60, 620,923.30 and 248,811.80

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Solution

The fourth proportional to 414,904.60, 620,923.30 and 248,811.80 is: 372,357.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,904.60 : 620,923.30 = 248,811.80 : x
  2. Step 2: Convert to fraction form
    414,904.60/620,923.30 = 248,811.80/x
  3. Step 3: Cross multiply
    414,904.60x = 620,923.30 × 248,811.80
  4. Step 4: Simplify right side
    414,904.60x = 154,493,043,934.94
  5. Step 5: Solve for x
    x = 154,493,043,934.94/414,904.60
  6. Step 6: Final answer
    x = 372,357.99

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