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Finding the Fourth Proportional to 364.94, 502.97 and 254.15

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Solution

The fourth proportional to 364.94, 502.97 and 254.15 is: 350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.94 : 502.97 = 254.15 : x
  2. Step 2: Convert to fraction form
    364.94/502.97 = 254.15/x
  3. Step 3: Cross multiply
    364.94x = 502.97 × 254.15
  4. Step 4: Simplify right side
    364.94x = 127,826.04
  5. Step 5: Solve for x
    x = 127,826.04/364.94
  6. Step 6: Final answer
    x = 350.27

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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.