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Finding the Fourth Proportional to 1,605.52, 2,408.01 and 566.29

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Solution

The fourth proportional to 1,605.52, 2,408.01 and 566.29 is: 849.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605.52 : 2,408.01 = 566.29 : x
  2. Step 2: Convert to fraction form
    1,605.52/2,408.01 = 566.29/x
  3. Step 3: Cross multiply
    1,605.52x = 2,408.01 × 566.29
  4. Step 4: Simplify right side
    1,605.52x = 1,363,631.98
  5. Step 5: Solve for x
    x = 1,363,631.98/1,605.52
  6. Step 6: Final answer
    x = 849.34

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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.