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Finding the Fourth Proportional to 246.12, 365.94 and 243.68

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Solution

The fourth proportional to 246.12, 365.94 and 243.68 is: 362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.12 : 365.94 = 243.68 : x
  2. Step 2: Convert to fraction form
    246.12/365.94 = 243.68/x
  3. Step 3: Cross multiply
    246.12x = 365.94 × 243.68
  4. Step 4: Simplify right side
    246.12x = 89,172.26
  5. Step 5: Solve for x
    x = 89,172.26/246.12
  6. Step 6: Final answer
    x = 362.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.