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Finding the Fourth Proportional to 674,722.80, 1,011,954.60 and 201,423.60

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Solution

The fourth proportional to 674,722.80, 1,011,954.60 and 201,423.60 is: 302,096.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,722.80 : 1,011,954.60 = 201,423.60 : x
  2. Step 2: Convert to fraction form
    674,722.80/1,011,954.60 = 201,423.60/x
  3. Step 3: Cross multiply
    674,722.80x = 1,011,954.60 × 201,423.60
  4. Step 4: Simplify right side
    674,722.80x = 203,831,538,568.56
  5. Step 5: Solve for x
    x = 203,831,538,568.56/674,722.80
  6. Step 6: Final answer
    x = 302,096.71

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