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Finding the Fourth Proportional to 363.51, 545.08 and 233.48

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Solution

The fourth proportional to 363.51, 545.08 and 233.48 is: 350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.51 : 545.08 = 233.48 : x
  2. Step 2: Convert to fraction form
    363.51/545.08 = 233.48/x
  3. Step 3: Cross multiply
    363.51x = 545.08 × 233.48
  4. Step 4: Simplify right side
    363.51x = 127,265.28
  5. Step 5: Solve for x
    x = 127,265.28/363.51
  6. Step 6: Final answer
    x = 350.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.