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Finding the Fourth Proportional to 363,930.20, 545,895.30 and 186,783.20

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Solution

The fourth proportional to 363,930.20, 545,895.30 and 186,783.20 is: 280,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,930.20 : 545,895.30 = 186,783.20 : x
  2. Step 2: Convert to fraction form
    363,930.20/545,895.30 = 186,783.20/x
  3. Step 3: Cross multiply
    363,930.20x = 545,895.30 × 186,783.20
  4. Step 4: Simplify right side
    363,930.20x = 101,964,070,998.96
  5. Step 5: Solve for x
    x = 101,964,070,998.96/363,930.20
  6. Step 6: Final answer
    x = 280,174.80

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