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Finding the Fourth Proportional to 363.53, 501.09 and 297.92

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Solution

The fourth proportional to 363.53, 501.09 and 297.92 is: 410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.53 : 501.09 = 297.92 : x
  2. Step 2: Convert to fraction form
    363.53/501.09 = 297.92/x
  3. Step 3: Cross multiply
    363.53x = 501.09 × 297.92
  4. Step 4: Simplify right side
    363.53x = 149,282.23
  5. Step 5: Solve for x
    x = 149,282.23/363.53
  6. Step 6: Final answer
    x = 410.65

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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.