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Finding the Fourth Proportional to 246.43, 368.95 and 197.22

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Solution

The fourth proportional to 246.43, 368.95 and 197.22 is: 295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.43 : 368.95 = 197.22 : x
  2. Step 2: Convert to fraction form
    246.43/368.95 = 197.22/x
  3. Step 3: Cross multiply
    246.43x = 368.95 × 197.22
  4. Step 4: Simplify right side
    246.43x = 72,764.32
  5. Step 5: Solve for x
    x = 72,764.32/246.43
  6. Step 6: Final answer
    x = 295.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.