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Finding the Fourth Proportional to 511.08, 704.94 and 363.48

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Solution

The fourth proportional to 511.08, 704.94 and 363.48 is: 501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    511.08 : 704.94 = 363.48 : x
  2. Step 2: Convert to fraction form
    511.08/704.94 = 363.48/x
  3. Step 3: Cross multiply
    511.08x = 704.94 × 363.48
  4. Step 4: Simplify right side
    511.08x = 256,231.59
  5. Step 5: Solve for x
    x = 256,231.59/511.08
  6. Step 6: Final answer
    x = 501.35

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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.