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Finding the Fourth Proportional to 468.26, 647.02 and 363.26

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Solution

The fourth proportional to 468.26, 647.02 and 363.26 is: 501.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.26 : 647.02 = 363.26 : x
  2. Step 2: Convert to fraction form
    468.26/647.02 = 363.26/x
  3. Step 3: Cross multiply
    468.26x = 647.02 × 363.26
  4. Step 4: Simplify right side
    468.26x = 235,036.49
  5. Step 5: Solve for x
    x = 235,036.49/468.26
  6. Step 6: Final answer
    x = 501.94

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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.