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Finding the Fourth Proportional to 368,460.20, 552,690.30 and 131,810.60

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Solution

The fourth proportional to 368,460.20, 552,690.30 and 131,810.60 is: 197,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,460.20 : 552,690.30 = 131,810.60 : x
  2. Step 2: Convert to fraction form
    368,460.20/552,690.30 = 131,810.60/x
  3. Step 3: Cross multiply
    368,460.20x = 552,690.30 × 131,810.60
  4. Step 4: Simplify right side
    368,460.20x = 72,850,440,057.18
  5. Step 5: Solve for x
    x = 72,850,440,057.18/368,460.20
  6. Step 6: Final answer
    x = 197,715.90

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