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Finding the Fourth Proportional to 582.82, 804.26 and 349.96

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Solution

The fourth proportional to 582.82, 804.26 and 349.96 is: 482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.82 : 804.26 = 349.96 : x
  2. Step 2: Convert to fraction form
    582.82/804.26 = 349.96/x
  3. Step 3: Cross multiply
    582.82x = 804.26 × 349.96
  4. Step 4: Simplify right side
    582.82x = 281,458.83
  5. Step 5: Solve for x
    x = 281,458.83/582.82
  6. Step 6: Final answer
    x = 482.93

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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.