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Finding the Third Proportional to 332.50 and 436

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Solution

The third proportional to 332.50 and 436 is: 571.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.50 : 436 = 436 : x
  2. Step 2: Convert to fraction form
    332.50/436 = 436/x
  3. Step 3: Cross multiply
    332.50x = 436 × 436
  4. Step 4: Simplify right side
    332.50x = 190,096
  5. Step 5: Solve for x
    x = 190,096/332.50
  6. Step 6: Final answer
    x = 571.72

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.