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Finding the Fourth Proportional to 474,568.62, 711,777.87 and 159,028.26

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Solution

The fourth proportional to 474,568.62, 711,777.87 and 159,028.26 is: 238,517.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,568.62 : 711,777.87 = 159,028.26 : x
  2. Step 2: Convert to fraction form
    474,568.62/711,777.87 = 159,028.26/x
  3. Step 3: Cross multiply
    474,568.62x = 711,777.87 × 159,028.26
  4. Step 4: Simplify right side
    474,568.62x = 113,192,796,172.61
  5. Step 5: Solve for x
    x = 113,192,796,172.61/474,568.62
  6. Step 6: Final answer
    x = 238,517.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.