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Finding the Fourth Proportional to 454,428.40, 627,037.44 and 263,404.48

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Solution

The fourth proportional to 454,428.40, 627,037.44 and 263,404.48 is: 363,455.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,428.40 : 627,037.44 = 263,404.48 : x
  2. Step 2: Convert to fraction form
    454,428.40/627,037.44 = 263,404.48/x
  3. Step 3: Cross multiply
    454,428.40x = 627,037.44 × 263,404.48
  4. Step 4: Simplify right side
    454,428.40x = 165,164,470,823.73
  5. Step 5: Solve for x
    x = 165,164,470,823.73/454,428.40
  6. Step 6: Final answer
    x = 363,455.43

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