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Finding the Fourth Proportional to 451,109.52, 676,452.33 and 261,623.70

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Solution

The fourth proportional to 451,109.52, 676,452.33 and 261,623.70 is: 392,312.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,109.52 : 676,452.33 = 261,623.70 : x
  2. Step 2: Convert to fraction form
    451,109.52/676,452.33 = 261,623.70/x
  3. Step 3: Cross multiply
    451,109.52x = 676,452.33 × 261,623.70
  4. Step 4: Simplify right side
    451,109.52x = 176,975,961,448.22
  5. Step 5: Solve for x
    x = 176,975,961,448.22/451,109.52
  6. Step 6: Final answer
    x = 392,312.63

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