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Finding the Fourth Proportional to 433.35, 650.14 and 173.39

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Solution

The fourth proportional to 433.35, 650.14 and 173.39 is: 260.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.35 : 650.14 = 173.39 : x
  2. Step 2: Convert to fraction form
    433.35/650.14 = 173.39/x
  3. Step 3: Cross multiply
    433.35x = 650.14 × 173.39
  4. Step 4: Simplify right side
    433.35x = 112,724.09
  5. Step 5: Solve for x
    x = 112,724.09/433.35
  6. Step 6: Final answer
    x = 260.12

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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.