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Finding the Fourth Proportional to 433.38, 598.08 and 265.37

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Solution

The fourth proportional to 433.38, 598.08 and 265.37 is: 366.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.38 : 598.08 = 265.37 : x
  2. Step 2: Convert to fraction form
    433.38/598.08 = 265.37/x
  3. Step 3: Cross multiply
    433.38x = 598.08 × 265.37
  4. Step 4: Simplify right side
    433.38x = 158,709.50
  5. Step 5: Solve for x
    x = 158,709.50/433.38
  6. Step 6: Final answer
    x = 366.21

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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.