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Finding the Fourth Proportional to 567,872.40, 851,808.60 and 426,154.80

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Solution

The fourth proportional to 567,872.40, 851,808.60 and 426,154.80 is: 639,232.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,872.40 : 851,808.60 = 426,154.80 : x
  2. Step 2: Convert to fraction form
    567,872.40/851,808.60 = 426,154.80/x
  3. Step 3: Cross multiply
    567,872.40x = 851,808.60 × 426,154.80
  4. Step 4: Simplify right side
    567,872.40x = 363,002,323,571.28
  5. Step 5: Solve for x
    x = 363,002,323,571.28/567,872.40
  6. Step 6: Final answer
    x = 639,232.20

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