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Finding the Fourth Proportional to 251.16, 374.84 and 244.68

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Solution

The fourth proportional to 251.16, 374.84 and 244.68 is: 365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.16 : 374.84 = 244.68 : x
  2. Step 2: Convert to fraction form
    251.16/374.84 = 244.68/x
  3. Step 3: Cross multiply
    251.16x = 374.84 × 244.68
  4. Step 4: Simplify right side
    251.16x = 91,714.63
  5. Step 5: Solve for x
    x = 91,714.63/251.16
  6. Step 6: Final answer
    x = 365.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.