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Finding the Fourth Proportional to 515.24, 773.19 and 473.52

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Solution

The fourth proportional to 515.24, 773.19 and 473.52 is: 710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    515.24 : 773.19 = 473.52 : x
  2. Step 2: Convert to fraction form
    515.24/773.19 = 473.52/x
  3. Step 3: Cross multiply
    515.24x = 773.19 × 473.52
  4. Step 4: Simplify right side
    515.24x = 366,120.93
  5. Step 5: Solve for x
    x = 366,120.93/515.24
  6. Step 6: Final answer
    x = 710.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.