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Finding the Fourth Proportional to 295.32, 407.67 and 197.04

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Solution

The fourth proportional to 295.32, 407.67 and 197.04 is: 272.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.32 : 407.67 = 197.04 : x
  2. Step 2: Convert to fraction form
    295.32/407.67 = 197.04/x
  3. Step 3: Cross multiply
    295.32x = 407.67 × 197.04
  4. Step 4: Simplify right side
    295.32x = 80,327.30
  5. Step 5: Solve for x
    x = 80,327.30/295.32
  6. Step 6: Final answer
    x = 272.00

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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.