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Finding the Fourth Proportional to 246.78, 367.99 and 230.03

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Solution

The fourth proportional to 246.78, 367.99 and 230.03 is: 343.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.78 : 367.99 = 230.03 : x
  2. Step 2: Convert to fraction form
    246.78/367.99 = 230.03/x
  3. Step 3: Cross multiply
    246.78x = 367.99 × 230.03
  4. Step 4: Simplify right side
    246.78x = 84,645.75
  5. Step 5: Solve for x
    x = 84,645.75/246.78
  6. Step 6: Final answer
    x = 343.00

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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.