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Finding the Fourth Proportional to 463,683.04, 639,254.32 and 396,422.53

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Solution

The fourth proportional to 463,683.04, 639,254.32 and 396,422.53 is: 546,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,683.04 : 639,254.32 = 396,422.53 : x
  2. Step 2: Convert to fraction form
    463,683.04/639,254.32 = 396,422.53/x
  3. Step 3: Cross multiply
    463,683.04x = 639,254.32 × 396,422.53
  4. Step 4: Simplify right side
    463,683.04x = 253,414,812,258.64
  5. Step 5: Solve for x
    x = 253,414,812,258.64/463,683.04
  6. Step 6: Final answer
    x = 546,525.95

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