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Finding the Third Proportional to 332,305 and 515,528

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Solution

The third proportional to 332,305 and 515,528 is: 799,774.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,305 : 515,528 = 515,528 : x
  2. Step 2: Convert to fraction form
    332,305/515,528 = 515,528/x
  3. Step 3: Cross multiply
    332,305x = 515,528 × 515,528
  4. Step 4: Simplify right side
    332,305x = 265,769,118,784
  5. Step 5: Solve for x
    x = 265,769,118,784/332,305
  6. Step 6: Final answer
    x = 799,774.66

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.