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Finding the Fourth Proportional to 584.73, 806.56 and 348.52

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Solution

The fourth proportional to 584.73, 806.56 and 348.52 is: 480.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.73 : 806.56 = 348.52 : x
  2. Step 2: Convert to fraction form
    584.73/806.56 = 348.52/x
  3. Step 3: Cross multiply
    584.73x = 806.56 × 348.52
  4. Step 4: Simplify right side
    584.73x = 281,098.69
  5. Step 5: Solve for x
    x = 281,098.69/584.73
  6. Step 6: Final answer
    x = 480.74

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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.