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Finding the Fourth Proportional to 223,855.40, 335,783.10 and 210,722.60

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Solution

The fourth proportional to 223,855.40, 335,783.10 and 210,722.60 is: 316,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,855.40 : 335,783.10 = 210,722.60 : x
  2. Step 2: Convert to fraction form
    223,855.40/335,783.10 = 210,722.60/x
  3. Step 3: Cross multiply
    223,855.40x = 335,783.10 × 210,722.60
  4. Step 4: Simplify right side
    223,855.40x = 70,757,087,868.06
  5. Step 5: Solve for x
    x = 70,757,087,868.06/223,855.40
  6. Step 6: Final answer
    x = 316,083.90

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