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Finding the Fourth Proportional to 363,041.80, 545,145.90 and 274,395.40

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Solution

The fourth proportional to 363,041.80, 545,145.90 and 274,395.40 is: 412,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,041.80 : 545,145.90 = 274,395.40 : x
  2. Step 2: Convert to fraction form
    363,041.80/545,145.90 = 274,395.40/x
  3. Step 3: Cross multiply
    363,041.80x = 545,145.90 × 274,395.40
  4. Step 4: Simplify right side
    363,041.80x = 149,585,527,288.86
  5. Step 5: Solve for x
    x = 149,585,527,288.86/363,041.80
  6. Step 6: Final answer
    x = 412,033.90

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