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Finding the Fourth Proportional to 489,226.20, 733,839.30 and 470,563.80

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Solution

The fourth proportional to 489,226.20, 733,839.30 and 470,563.80 is: 705,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,226.20 : 733,839.30 = 470,563.80 : x
  2. Step 2: Convert to fraction form
    489,226.20/733,839.30 = 470,563.80/x
  3. Step 3: Cross multiply
    489,226.20x = 733,839.30 × 470,563.80
  4. Step 4: Simplify right side
    489,226.20x = 345,318,209,597.34
  5. Step 5: Solve for x
    x = 345,318,209,597.34/489,226.20
  6. Step 6: Final answer
    x = 705,845.70

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