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Finding the Fourth Proportional to 482.99, 725.37 and 252.04

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Solution

The fourth proportional to 482.99, 725.37 and 252.04 is: 378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.99 : 725.37 = 252.04 : x
  2. Step 2: Convert to fraction form
    482.99/725.37 = 252.04/x
  3. Step 3: Cross multiply
    482.99x = 725.37 × 252.04
  4. Step 4: Simplify right side
    482.99x = 182,818.63
  5. Step 5: Solve for x
    x = 182,818.63/482.99
  6. Step 6: Final answer
    x = 378.52

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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.