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Finding the Fourth Proportional to 566.73, 847.67 and 486.54

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Solution

The fourth proportional to 566.73, 847.67 and 486.54 is: 727.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.73 : 847.67 = 486.54 : x
  2. Step 2: Convert to fraction form
    566.73/847.67 = 486.54/x
  3. Step 3: Cross multiply
    566.73x = 847.67 × 486.54
  4. Step 4: Simplify right side
    566.73x = 412,422.93
  5. Step 5: Solve for x
    x = 412,422.93/566.73
  6. Step 6: Final answer
    x = 727.72

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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.