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Finding the Fourth Proportional to 567,147.27, 782,952.57 and 384,351.51

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Solution

The fourth proportional to 567,147.27, 782,952.57 and 384,351.51 is: 530,601.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,147.27 : 782,952.57 = 384,351.51 : x
  2. Step 2: Convert to fraction form
    567,147.27/782,952.57 = 384,351.51/x
  3. Step 3: Cross multiply
    567,147.27x = 782,952.57 × 384,351.51
  4. Step 4: Simplify right side
    567,147.27x = 300,929,002,537.88
  5. Step 5: Solve for x
    x = 300,929,002,537.88/567,147.27
  6. Step 6: Final answer
    x = 530,601.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.