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Finding the Fourth Proportional to 883.93, 1,324.74 and 363.34

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Solution

The fourth proportional to 883.93, 1,324.74 and 363.34 is: 544.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.93 : 1,324.74 = 363.34 : x
  2. Step 2: Convert to fraction form
    883.93/1,324.74 = 363.34/x
  3. Step 3: Cross multiply
    883.93x = 1,324.74 × 363.34
  4. Step 4: Simplify right side
    883.93x = 481,324.41
  5. Step 5: Solve for x
    x = 481,324.41/883.93
  6. Step 6: Final answer
    x = 544.53

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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.