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Finding the Fourth Proportional to 363,451.80, 545,177.70 and 223,289.40

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Solution

The fourth proportional to 363,451.80, 545,177.70 and 223,289.40 is: 334,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,451.80 : 545,177.70 = 223,289.40 : x
  2. Step 2: Convert to fraction form
    363,451.80/545,177.70 = 223,289.40/x
  3. Step 3: Cross multiply
    363,451.80x = 545,177.70 × 223,289.40
  4. Step 4: Simplify right side
    363,451.80x = 121,732,401,526.38
  5. Step 5: Solve for x
    x = 121,732,401,526.38/363,451.80
  6. Step 6: Final answer
    x = 334,934.10

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