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Finding the Fourth Proportional to 495.26, 682.45 and 364.04

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Solution

The fourth proportional to 495.26, 682.45 and 364.04 is: 501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.26 : 682.45 = 364.04 : x
  2. Step 2: Convert to fraction form
    495.26/682.45 = 364.04/x
  3. Step 3: Cross multiply
    495.26x = 682.45 × 364.04
  4. Step 4: Simplify right side
    495.26x = 248,434.78
  5. Step 5: Solve for x
    x = 248,434.78/495.26
  6. Step 6: Final answer
    x = 501.63

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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.