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Finding the Fourth Proportional to 579.08, 804.67 and 573.16

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Solution

The fourth proportional to 579.08, 804.67 and 573.16 is: 796.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    579.08 : 804.67 = 573.16 : x
  2. Step 2: Convert to fraction form
    579.08/804.67 = 573.16/x
  3. Step 3: Cross multiply
    579.08x = 804.67 × 573.16
  4. Step 4: Simplify right side
    579.08x = 461,204.66
  5. Step 5: Solve for x
    x = 461,204.66/579.08
  6. Step 6: Final answer
    x = 796.44

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.