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Finding the Fourth Proportional to 576,032.40, 862,882.20 and 326,422.80

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Solution

The fourth proportional to 576,032.40, 862,882.20 and 326,422.80 is: 488,973.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,032.40 : 862,882.20 = 326,422.80 : x
  2. Step 2: Convert to fraction form
    576,032.40/862,882.20 = 326,422.80/x
  3. Step 3: Cross multiply
    576,032.40x = 862,882.20 × 326,422.80
  4. Step 4: Simplify right side
    576,032.40x = 281,664,423,794.16
  5. Step 5: Solve for x
    x = 281,664,423,794.16/576,032.40
  6. Step 6: Final answer
    x = 488,973.23

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