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Finding the Fourth Proportional to 584.03, 805.82 and 335.30

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Solution

The fourth proportional to 584.03, 805.82 and 335.30 is: 462.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.03 : 805.82 = 335.30 : x
  2. Step 2: Convert to fraction form
    584.03/805.82 = 335.30/x
  3. Step 3: Cross multiply
    584.03x = 805.82 × 335.30
  4. Step 4: Simplify right side
    584.03x = 270,185.74
  5. Step 5: Solve for x
    x = 270,185.74/584.03
  6. Step 6: Final answer
    x = 462.62

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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.