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Finding the Fourth Proportional to 341,457.20, 512,032.20 and 131,025.20

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Solution

The fourth proportional to 341,457.20, 512,032.20 and 131,025.20 is: 196,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,457.20 : 512,032.20 = 131,025.20 : x
  2. Step 2: Convert to fraction form
    341,457.20/512,032.20 = 131,025.20/x
  3. Step 3: Cross multiply
    341,457.20x = 512,032.20 × 131,025.20
  4. Step 4: Simplify right side
    341,457.20x = 67,089,121,411.44
  5. Step 5: Solve for x
    x = 67,089,121,411.44/341,457.20
  6. Step 6: Final answer
    x = 196,478.86

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