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Finding the Fourth Proportional to 583.89, 875.97 and 323.82

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Solution

The fourth proportional to 583.89, 875.97 and 323.82 is: 485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.89 : 875.97 = 323.82 : x
  2. Step 2: Convert to fraction form
    583.89/875.97 = 323.82/x
  3. Step 3: Cross multiply
    583.89x = 875.97 × 323.82
  4. Step 4: Simplify right side
    583.89x = 283,656.61
  5. Step 5: Solve for x
    x = 283,656.61/583.89
  6. Step 6: Final answer
    x = 485.80

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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.