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Finding the Fourth Proportional to 261.56, 362.62 and 246.98

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Solution

The fourth proportional to 261.56, 362.62 and 246.98 is: 342.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    261.56 : 362.62 = 246.98 : x
  2. Step 2: Convert to fraction form
    261.56/362.62 = 246.98/x
  3. Step 3: Cross multiply
    261.56x = 362.62 × 246.98
  4. Step 4: Simplify right side
    261.56x = 89,558.38
  5. Step 5: Solve for x
    x = 89,558.38/261.56
  6. Step 6: Final answer
    x = 342.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.