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Finding the Fourth Proportional to 295.52, 445.29 and 245.28

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Solution

The fourth proportional to 295.52, 445.29 and 245.28 is: 369.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.52 : 445.29 = 245.28 : x
  2. Step 2: Convert to fraction form
    295.52/445.29 = 245.28/x
  3. Step 3: Cross multiply
    295.52x = 445.29 × 245.28
  4. Step 4: Simplify right side
    295.52x = 109,220.73
  5. Step 5: Solve for x
    x = 109,220.73/295.52
  6. Step 6: Final answer
    x = 369.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.