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Finding the Fourth Proportional to 567,285.40, 849,761.70 and 389,992.60

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Solution

The fourth proportional to 567,285.40, 849,761.70 and 389,992.60 is: 584,187.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,285.40 : 849,761.70 = 389,992.60 : x
  2. Step 2: Convert to fraction form
    567,285.40/849,761.70 = 389,992.60/x
  3. Step 3: Cross multiply
    567,285.40x = 849,761.70 × 389,992.60
  4. Step 4: Simplify right side
    567,285.40x = 331,400,774,763.42
  5. Step 5: Solve for x
    x = 331,400,774,763.42/567,285.40
  6. Step 6: Final answer
    x = 584,187.03

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