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Finding the Fourth Proportional to 371,851.72, 512,980.36 and 269,653.01

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Solution

The fourth proportional to 371,851.72, 512,980.36 and 269,653.01 is: 371,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,851.72 : 512,980.36 = 269,653.01 : x
  2. Step 2: Convert to fraction form
    371,851.72/512,980.36 = 269,653.01/x
  3. Step 3: Cross multiply
    371,851.72x = 512,980.36 × 269,653.01
  4. Step 4: Simplify right side
    371,851.72x = 138,326,694,905.85
  5. Step 5: Solve for x
    x = 138,326,694,905.85/371,851.72
  6. Step 6: Final answer
    x = 371,994.23

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