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Finding the Fourth Proportional to 355,209.18, 490,193.01 and 194,066.16

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Solution

The fourth proportional to 355,209.18, 490,193.01 and 194,066.16 is: 267,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,209.18 : 490,193.01 = 194,066.16 : x
  2. Step 2: Convert to fraction form
    355,209.18/490,193.01 = 194,066.16/x
  3. Step 3: Cross multiply
    355,209.18x = 490,193.01 × 194,066.16
  4. Step 4: Simplify right side
    355,209.18x = 95,129,875,109.54
  5. Step 5: Solve for x
    x = 95,129,875,109.54/355,209.18
  6. Step 6: Final answer
    x = 267,813.67

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