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Finding the Fourth Proportional to 466,269.72, 643,475.85 and 275,279.01

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Solution

The fourth proportional to 466,269.72, 643,475.85 and 275,279.01 is: 379,898.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,269.72 : 643,475.85 = 275,279.01 : x
  2. Step 2: Convert to fraction form
    466,269.72/643,475.85 = 275,279.01/x
  3. Step 3: Cross multiply
    466,269.72x = 643,475.85 × 275,279.01
  4. Step 4: Simplify right side
    466,269.72x = 177,135,394,946.91
  5. Step 5: Solve for x
    x = 177,135,394,946.91/466,269.72
  6. Step 6: Final answer
    x = 379,898.99

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