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Finding the Fourth Proportional to 548,628.90, 822,943.35 and 193,640.10

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Solution

The fourth proportional to 548,628.90, 822,943.35 and 193,640.10 is: 290,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,628.90 : 822,943.35 = 193,640.10 : x
  2. Step 2: Convert to fraction form
    548,628.90/822,943.35 = 193,640.10/x
  3. Step 3: Cross multiply
    548,628.90x = 822,943.35 × 193,640.10
  4. Step 4: Simplify right side
    548,628.90x = 159,354,832,588.34
  5. Step 5: Solve for x
    x = 159,354,832,588.34/548,628.90
  6. Step 6: Final answer
    x = 290,460.15

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