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Finding the Fourth Proportional to 340,115.12, 510,369.82 and 171,648.62

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Solution

The fourth proportional to 340,115.12, 510,369.82 and 171,648.62 is: 257,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,115.12 : 510,369.82 = 171,648.62 : x
  2. Step 2: Convert to fraction form
    340,115.12/510,369.82 = 171,648.62/x
  3. Step 3: Cross multiply
    340,115.12x = 510,369.82 × 171,648.62
  4. Step 4: Simplify right side
    340,115.12x = 87,604,272,311.68
  5. Step 5: Solve for x
    x = 87,604,272,311.68/340,115.12
  6. Step 6: Final answer
    x = 257,572.42

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