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Finding the Fourth Proportional to 719,627.60, 993,101.58 and 397,358.16

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Solution

The fourth proportional to 719,627.60, 993,101.58 and 397,358.16 is: 548,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,627.60 : 993,101.58 = 397,358.16 : x
  2. Step 2: Convert to fraction form
    719,627.60/993,101.58 = 397,358.16/x
  3. Step 3: Cross multiply
    719,627.60x = 993,101.58 × 397,358.16
  4. Step 4: Simplify right side
    719,627.60x = 394,617,016,521.89
  5. Step 5: Solve for x
    x = 394,617,016,521.89/719,627.60
  6. Step 6: Final answer
    x = 548,362.82

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