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Finding the Fourth Proportional to 575.26, 792.24 and 573.46

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Solution

The fourth proportional to 575.26, 792.24 and 573.46 is: 789.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.26 : 792.24 = 573.46 : x
  2. Step 2: Convert to fraction form
    575.26/792.24 = 573.46/x
  3. Step 3: Cross multiply
    575.26x = 792.24 × 573.46
  4. Step 4: Simplify right side
    575.26x = 454,317.95
  5. Step 5: Solve for x
    x = 454,317.95/575.26
  6. Step 6: Final answer
    x = 789.76

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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.