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Finding the Fourth Proportional to 585.98, 808.65 and 349.97

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Solution

The fourth proportional to 585.98, 808.65 and 349.97 is: 482.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    585.98 : 808.65 = 349.97 : x
  2. Step 2: Convert to fraction form
    585.98/808.65 = 349.97/x
  3. Step 3: Cross multiply
    585.98x = 808.65 × 349.97
  4. Step 4: Simplify right side
    585.98x = 283,003.24
  5. Step 5: Solve for x
    x = 283,003.24/585.98
  6. Step 6: Final answer
    x = 482.96

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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.