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Finding the Fourth Proportional to 433.03, 597.57 and 236.55

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Solution

The fourth proportional to 433.03, 597.57 and 236.55 is: 326.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.03 : 597.57 = 236.55 : x
  2. Step 2: Convert to fraction form
    433.03/597.57 = 236.55/x
  3. Step 3: Cross multiply
    433.03x = 597.57 × 236.55
  4. Step 4: Simplify right side
    433.03x = 141,355.18
  5. Step 5: Solve for x
    x = 141,355.18/433.03
  6. Step 6: Final answer
    x = 326.43

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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.