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Finding the Fourth Proportional to 337.50, 465.72 and 190.11

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Solution

The fourth proportional to 337.50, 465.72 and 190.11 is: 262.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.50 : 465.72 = 190.11 : x
  2. Step 2: Convert to fraction form
    337.50/465.72 = 190.11/x
  3. Step 3: Cross multiply
    337.50x = 465.72 × 190.11
  4. Step 4: Simplify right side
    337.50x = 88,538.03
  5. Step 5: Solve for x
    x = 88,538.03/337.50
  6. Step 6: Final answer
    x = 262.33

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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.