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Finding the Fourth Proportional to 246.53, 369.66 and 169.51

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Solution

The fourth proportional to 246.53, 369.66 and 169.51 is: 254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.53 : 369.66 = 169.51 : x
  2. Step 2: Convert to fraction form
    246.53/369.66 = 169.51/x
  3. Step 3: Cross multiply
    246.53x = 369.66 × 169.51
  4. Step 4: Simplify right side
    246.53x = 62,661.07
  5. Step 5: Solve for x
    x = 62,661.07/246.53
  6. Step 6: Final answer
    x = 254.17

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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.