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Finding the Fourth Proportional to 487,012.12, 730,857.30 and 171,494.44

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Solution

The fourth proportional to 487,012.12, 730,857.30 and 171,494.44 is: 257,361.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,012.12 : 730,857.30 = 171,494.44 : x
  2. Step 2: Convert to fraction form
    487,012.12/730,857.30 = 171,494.44/x
  3. Step 3: Cross multiply
    487,012.12x = 730,857.30 × 171,494.44
  4. Step 4: Simplify right side
    487,012.12x = 125,337,963,383.41
  5. Step 5: Solve for x
    x = 125,337,963,383.41/487,012.12
  6. Step 6: Final answer
    x = 257,361.08

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