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Finding the Fourth Proportional to 233.22, 322.06 and 200.28

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Solution

The fourth proportional to 233.22, 322.06 and 200.28 is: 276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.22 : 322.06 = 200.28 : x
  2. Step 2: Convert to fraction form
    233.22/322.06 = 200.28/x
  3. Step 3: Cross multiply
    233.22x = 322.06 × 200.28
  4. Step 4: Simplify right side
    233.22x = 64,502.18
  5. Step 5: Solve for x
    x = 64,502.18/233.22
  6. Step 6: Final answer
    x = 276.57

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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.