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Finding the Fourth Proportional to 584.48, 809.16 and 573.38

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Solution

The fourth proportional to 584.48, 809.16 and 573.38 is: 793.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.48 : 809.16 = 573.38 : x
  2. Step 2: Convert to fraction form
    584.48/809.16 = 573.38/x
  3. Step 3: Cross multiply
    584.48x = 809.16 × 573.38
  4. Step 4: Simplify right side
    584.48x = 463,956.16
  5. Step 5: Solve for x
    x = 463,956.16/584.48
  6. Step 6: Final answer
    x = 793.79

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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.