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Finding the Fourth Proportional to 584.75, 806.59 and 374.85

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Solution

The fourth proportional to 584.75, 806.59 and 374.85 is: 517.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.75 : 806.59 = 374.85 : x
  2. Step 2: Convert to fraction form
    584.75/806.59 = 374.85/x
  3. Step 3: Cross multiply
    584.75x = 806.59 × 374.85
  4. Step 4: Simplify right side
    584.75x = 302,348.39
  5. Step 5: Solve for x
    x = 302,348.39/584.75
  6. Step 6: Final answer
    x = 517.06

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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.