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Finding the Fourth Proportional to 374,625.80, 561,938.70 and 331,323.20

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Solution

The fourth proportional to 374,625.80, 561,938.70 and 331,323.20 is: 496,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,625.80 : 561,938.70 = 331,323.20 : x
  2. Step 2: Convert to fraction form
    374,625.80/561,938.70 = 331,323.20/x
  3. Step 3: Cross multiply
    374,625.80x = 561,938.70 × 331,323.20
  4. Step 4: Simplify right side
    374,625.80x = 186,183,328,287.84
  5. Step 5: Solve for x
    x = 186,183,328,287.84/374,625.80
  6. Step 6: Final answer
    x = 496,984.80

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