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Finding the Third Proportional to 296,776.50 and 699,869.63

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Solution

The third proportional to 296,776.50 and 699,869.63 is: 1,650,459.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,776.50 : 699,869.63 = 699,869.63 : x
  2. Step 2: Convert to fraction form
    296,776.50/699,869.63 = 699,869.63/x
  3. Step 3: Cross multiply
    296,776.50x = 699,869.63 × 699,869.63
  4. Step 4: Simplify right side
    296,776.50x = 489,817,491,997.64
  5. Step 5: Solve for x
    x = 489,817,491,997.64/296,776.50
  6. Step 6: Final answer
    x = 1,650,459.16

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.