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Finding the Fourth Proportional to 269.25, 373.15 and 264.39

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Solution

The fourth proportional to 269.25, 373.15 and 264.39 is: 366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.25 : 373.15 = 264.39 : x
  2. Step 2: Convert to fraction form
    269.25/373.15 = 264.39/x
  3. Step 3: Cross multiply
    269.25x = 373.15 × 264.39
  4. Step 4: Simplify right side
    269.25x = 98,657.13
  5. Step 5: Solve for x
    x = 98,657.13/269.25
  6. Step 6: Final answer
    x = 366.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.