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Finding the Fourth Proportional to 664,273.40, 996,410.10 and 383,462.60

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Solution

The fourth proportional to 664,273.40, 996,410.10 and 383,462.60 is: 575,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,273.40 : 996,410.10 = 383,462.60 : x
  2. Step 2: Convert to fraction form
    664,273.40/996,410.10 = 383,462.60/x
  3. Step 3: Cross multiply
    664,273.40x = 996,410.10 × 383,462.60
  4. Step 4: Simplify right side
    664,273.40x = 382,086,007,612.26
  5. Step 5: Solve for x
    x = 382,086,007,612.26/664,273.40
  6. Step 6: Final answer
    x = 575,193.90

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