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Finding the Fourth Proportional to 450,107.10, 620,150.85 and 296,874.90

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Solution

The fourth proportional to 450,107.10, 620,150.85 and 296,874.90 is: 409,029.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,107.10 : 620,150.85 = 296,874.90 : x
  2. Step 2: Convert to fraction form
    450,107.10/620,150.85 = 296,874.90/x
  3. Step 3: Cross multiply
    450,107.10x = 620,150.85 × 296,874.90
  4. Step 4: Simplify right side
    450,107.10x = 184,107,221,578.67
  5. Step 5: Solve for x
    x = 184,107,221,578.67/450,107.10
  6. Step 6: Final answer
    x = 409,029.81

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