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Finding the Fourth Proportional to 495.84, 744.44 and 252.53

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Solution

The fourth proportional to 495.84, 744.44 and 252.53 is: 379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.84 : 744.44 = 252.53 : x
  2. Step 2: Convert to fraction form
    495.84/744.44 = 252.53/x
  3. Step 3: Cross multiply
    495.84x = 744.44 × 252.53
  4. Step 4: Simplify right side
    495.84x = 187,992.17
  5. Step 5: Solve for x
    x = 187,992.17/495.84
  6. Step 6: Final answer
    x = 379.14

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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.