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Finding the Fourth Proportional to 553,304.02, 830,165.20 and 216,585.32

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Solution

The fourth proportional to 553,304.02, 830,165.20 and 216,585.32 is: 324,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,304.02 : 830,165.20 = 216,585.32 : x
  2. Step 2: Convert to fraction form
    553,304.02/830,165.20 = 216,585.32/x
  3. Step 3: Cross multiply
    553,304.02x = 830,165.20 × 216,585.32
  4. Step 4: Simplify right side
    553,304.02x = 179,801,595,494.86
  5. Step 5: Solve for x
    x = 179,801,595,494.86/553,304.02
  6. Step 6: Final answer
    x = 324,959.86

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