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Finding the Fourth Proportional to 246.42, 366.84 and 245.19

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Solution

The fourth proportional to 246.42, 366.84 and 245.19 is: 365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.42 : 366.84 = 245.19 : x
  2. Step 2: Convert to fraction form
    246.42/366.84 = 245.19/x
  3. Step 3: Cross multiply
    246.42x = 366.84 × 245.19
  4. Step 4: Simplify right side
    246.42x = 89,945.50
  5. Step 5: Solve for x
    x = 89,945.50/246.42
  6. Step 6: Final answer
    x = 365.01

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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.