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Finding the Fourth Proportional to 548,632.40, 822,948.60 and 193,643.60

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Solution

The fourth proportional to 548,632.40, 822,948.60 and 193,643.60 is: 290,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,632.40 : 822,948.60 = 193,643.60 : x
  2. Step 2: Convert to fraction form
    548,632.40/822,948.60 = 193,643.60/x
  3. Step 3: Cross multiply
    548,632.40x = 822,948.60 × 193,643.60
  4. Step 4: Simplify right side
    548,632.40x = 159,358,729,518.96
  5. Step 5: Solve for x
    x = 159,358,729,518.96/548,632.40
  6. Step 6: Final answer
    x = 290,465.40

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