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Finding the Fourth Proportional to 571.84, 858.95 and 462.27

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Solution

The fourth proportional to 571.84, 858.95 and 462.27 is: 694.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    571.84 : 858.95 = 462.27 : x
  2. Step 2: Convert to fraction form
    571.84/858.95 = 462.27/x
  3. Step 3: Cross multiply
    571.84x = 858.95 × 462.27
  4. Step 4: Simplify right side
    571.84x = 397,067.73
  5. Step 5: Solve for x
    x = 397,067.73/571.84
  6. Step 6: Final answer
    x = 694.37

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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.