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Finding the Fourth Proportional to 246.29, 369.74 and 155.17

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Solution

The fourth proportional to 246.29, 369.74 and 155.17 is: 232.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.29 : 369.74 = 155.17 : x
  2. Step 2: Convert to fraction form
    246.29/369.74 = 155.17/x
  3. Step 3: Cross multiply
    246.29x = 369.74 × 155.17
  4. Step 4: Simplify right side
    246.29x = 57,369.93
  5. Step 5: Solve for x
    x = 57,369.93/246.29
  6. Step 6: Final answer
    x = 232.94

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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.