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Finding the Fourth Proportional to 584.26, 806.27 and 416.52

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Solution

The fourth proportional to 584.26, 806.27 and 416.52 is: 574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.26 : 806.27 = 416.52 : x
  2. Step 2: Convert to fraction form
    584.26/806.27 = 416.52/x
  3. Step 3: Cross multiply
    584.26x = 806.27 × 416.52
  4. Step 4: Simplify right side
    584.26x = 335,823.82
  5. Step 5: Solve for x
    x = 335,823.82/584.26
  6. Step 6: Final answer
    x = 574.78

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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.