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Finding the Fourth Proportional to 464,047.40, 694,515.90 and 408,060.20

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Solution

The fourth proportional to 464,047.40, 694,515.90 and 408,060.20 is: 610,722.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,047.40 : 694,515.90 = 408,060.20 : x
  2. Step 2: Convert to fraction form
    464,047.40/694,515.90 = 408,060.20/x
  3. Step 3: Cross multiply
    464,047.40x = 694,515.90 × 408,060.20
  4. Step 4: Simplify right side
    464,047.40x = 283,404,297,057.18
  5. Step 5: Solve for x
    x = 283,404,297,057.18/464,047.40
  6. Step 6: Final answer
    x = 610,722.73

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