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Finding the Fourth Proportional to 364.34, 502.74 and 265.92

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Solution

The fourth proportional to 364.34, 502.74 and 265.92 is: 366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.34 : 502.74 = 265.92 : x
  2. Step 2: Convert to fraction form
    364.34/502.74 = 265.92/x
  3. Step 3: Cross multiply
    364.34x = 502.74 × 265.92
  4. Step 4: Simplify right side
    364.34x = 133,689.56
  5. Step 5: Solve for x
    x = 133,689.56/364.34
  6. Step 6: Final answer
    x = 366.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.