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Finding the Fourth Proportional to 433.13, 597.73 and 236.65

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Solution

The fourth proportional to 433.13, 597.73 and 236.65 is: 326.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.13 : 597.73 = 236.65 : x
  2. Step 2: Convert to fraction form
    433.13/597.73 = 236.65/x
  3. Step 3: Cross multiply
    433.13x = 597.73 × 236.65
  4. Step 4: Simplify right side
    433.13x = 141,452.80
  5. Step 5: Solve for x
    x = 141,452.80/433.13
  6. Step 6: Final answer
    x = 326.58

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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.