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Finding the Fourth Proportional to 557,337.18, 769,025.43 and 331,038.30

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Solution

The fourth proportional to 557,337.18, 769,025.43 and 331,038.30 is: 456,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,337.18 : 769,025.43 = 331,038.30 : x
  2. Step 2: Convert to fraction form
    557,337.18/769,025.43 = 331,038.30/x
  3. Step 3: Cross multiply
    557,337.18x = 769,025.43 × 331,038.30
  4. Step 4: Simplify right side
    557,337.18x = 254,576,871,003.97
  5. Step 5: Solve for x
    x = 254,576,871,003.97/557,337.18
  6. Step 6: Final answer
    x = 456,773.53

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