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Finding the Fourth Proportional to 342,424.53, 472,255.92 and 206,428.68

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Solution

The fourth proportional to 342,424.53, 472,255.92 and 206,428.68 is: 284,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,424.53 : 472,255.92 = 206,428.68 : x
  2. Step 2: Convert to fraction form
    342,424.53/472,255.92 = 206,428.68/x
  3. Step 3: Cross multiply
    342,424.53x = 472,255.92 × 206,428.68
  4. Step 4: Simplify right side
    342,424.53x = 97,487,166,187.79
  5. Step 5: Solve for x
    x = 97,487,166,187.79/342,424.53
  6. Step 6: Final answer
    x = 284,696.79

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