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Finding the Fourth Proportional to 335,722.40, 503,583.60 and 298,980.80

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Solution

The fourth proportional to 335,722.40, 503,583.60 and 298,980.80 is: 448,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,722.40 : 503,583.60 = 298,980.80 : x
  2. Step 2: Convert to fraction form
    335,722.40/503,583.60 = 298,980.80/x
  3. Step 3: Cross multiply
    335,722.40x = 503,583.60 × 298,980.80
  4. Step 4: Simplify right side
    335,722.40x = 150,561,827,594.88
  5. Step 5: Solve for x
    x = 150,561,827,594.88/335,722.40
  6. Step 6: Final answer
    x = 448,471.20

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