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Finding the Fourth Proportional to 604.54, 832.26 and 573.76

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Solution

The fourth proportional to 604.54, 832.26 and 573.76 is: 789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.54 : 832.26 = 573.76 : x
  2. Step 2: Convert to fraction form
    604.54/832.26 = 573.76/x
  3. Step 3: Cross multiply
    604.54x = 832.26 × 573.76
  4. Step 4: Simplify right side
    604.54x = 477,517.50
  5. Step 5: Solve for x
    x = 477,517.50/604.54
  6. Step 6: Final answer
    x = 789.89

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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.