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Finding the Fourth Proportional to 444.76, 613.56 and 269.98

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Solution

The fourth proportional to 444.76, 613.56 and 269.98 is: 372.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.76 : 613.56 = 269.98 : x
  2. Step 2: Convert to fraction form
    444.76/613.56 = 269.98/x
  3. Step 3: Cross multiply
    444.76x = 613.56 × 269.98
  4. Step 4: Simplify right side
    444.76x = 165,648.93
  5. Step 5: Solve for x
    x = 165,648.93/444.76
  6. Step 6: Final answer
    x = 372.45

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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.