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Finding the Fourth Proportional to 244.80, 337.86 and 186.48

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Solution

The fourth proportional to 244.80, 337.86 and 186.48 is: 257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.80 : 337.86 = 186.48 : x
  2. Step 2: Convert to fraction form
    244.80/337.86 = 186.48/x
  3. Step 3: Cross multiply
    244.80x = 337.86 × 186.48
  4. Step 4: Simplify right side
    244.80x = 63,004.13
  5. Step 5: Solve for x
    x = 63,004.13/244.80
  6. Step 6: Final answer
    x = 257.37

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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.