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Finding the Fourth Proportional to 575.46, 793.53 and 482.13

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Solution

The fourth proportional to 575.46, 793.53 and 482.13 is: 664.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.46 : 793.53 = 482.13 : x
  2. Step 2: Convert to fraction form
    575.46/793.53 = 482.13/x
  3. Step 3: Cross multiply
    575.46x = 793.53 × 482.13
  4. Step 4: Simplify right side
    575.46x = 382,584.62
  5. Step 5: Solve for x
    x = 382,584.62/575.46
  6. Step 6: Final answer
    x = 664.83

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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.