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Finding the Third Proportional to 292,612.50 and 628,872.75

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Solution

The third proportional to 292,612.50 and 628,872.75 is: 1,351,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,612.50 : 628,872.75 = 628,872.75 : x
  2. Step 2: Convert to fraction form
    292,612.50/628,872.75 = 628,872.75/x
  3. Step 3: Cross multiply
    292,612.50x = 628,872.75 × 628,872.75
  4. Step 4: Simplify right side
    292,612.50x = 395,480,935,692.56
  5. Step 5: Solve for x
    x = 395,480,935,692.56/292,612.50
  6. Step 6: Final answer
    x = 1,351,551.75

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.