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Finding the Fourth Proportional to 331,653.20, 497,358.30 and 107,072.60

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Solution

The fourth proportional to 331,653.20, 497,358.30 and 107,072.60 is: 160,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,653.20 : 497,358.30 = 107,072.60 : x
  2. Step 2: Convert to fraction form
    331,653.20/497,358.30 = 107,072.60/x
  3. Step 3: Cross multiply
    331,653.20x = 497,358.30 × 107,072.60
  4. Step 4: Simplify right side
    331,653.20x = 53,253,446,312.58
  5. Step 5: Solve for x
    x = 53,253,446,312.58/331,653.20
  6. Step 6: Final answer
    x = 160,569.67

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