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Finding the Fourth Proportional to 246.42, 369.73 and 225.97

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Solution

The fourth proportional to 246.42, 369.73 and 225.97 is: 339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.42 : 369.73 = 225.97 : x
  2. Step 2: Convert to fraction form
    246.42/369.73 = 225.97/x
  3. Step 3: Cross multiply
    246.42x = 369.73 × 225.97
  4. Step 4: Simplify right side
    246.42x = 83,547.89
  5. Step 5: Solve for x
    x = 83,547.89/246.42
  6. Step 6: Final answer
    x = 339.05

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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.