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Finding the Fourth Proportional to 583.92, 805.84 and 335.24

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Solution

The fourth proportional to 583.92, 805.84 and 335.24 is: 462.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.92 : 805.84 = 335.24 : x
  2. Step 2: Convert to fraction form
    583.92/805.84 = 335.24/x
  3. Step 3: Cross multiply
    583.92x = 805.84 × 335.24
  4. Step 4: Simplify right side
    583.92x = 270,149.80
  5. Step 5: Solve for x
    x = 270,149.80/583.92
  6. Step 6: Final answer
    x = 462.65

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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.