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Finding the Fourth Proportional to 375,712.12, 518,489 and 203,635.58

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Solution

The fourth proportional to 375,712.12, 518,489 and 203,635.58 is: 281,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,712.12 : 518,489 = 203,635.58 : x
  2. Step 2: Convert to fraction form
    375,712.12/518,489 = 203,635.58/x
  3. Step 3: Cross multiply
    375,712.12x = 518,489 × 203,635.58
  4. Step 4: Simplify right side
    375,712.12x = 105,582,808,238.62
  5. Step 5: Solve for x
    x = 105,582,808,238.62/375,712.12
  6. Step 6: Final answer
    x = 281,020.50

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