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Finding the Fourth Proportional to 295.33, 407.65 and 197.37

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Solution

The fourth proportional to 295.33, 407.65 and 197.37 is: 272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.33 : 407.65 = 197.37 : x
  2. Step 2: Convert to fraction form
    295.33/407.65 = 197.37/x
  3. Step 3: Cross multiply
    295.33x = 407.65 × 197.37
  4. Step 4: Simplify right side
    295.33x = 80,457.88
  5. Step 5: Solve for x
    x = 80,457.88/295.33
  6. Step 6: Final answer
    x = 272.43

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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.