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Finding the Fourth Proportional to 275.93, 380.58 and 177.59

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Solution

The fourth proportional to 275.93, 380.58 and 177.59 is: 244.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275.93 : 380.58 = 177.59 : x
  2. Step 2: Convert to fraction form
    275.93/380.58 = 177.59/x
  3. Step 3: Cross multiply
    275.93x = 380.58 × 177.59
  4. Step 4: Simplify right side
    275.93x = 67,585.30
  5. Step 5: Solve for x
    x = 67,585.30/275.93
  6. Step 6: Final answer
    x = 244.94

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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.