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Finding the Third Proportional to 210,147.75 and 449,817.75

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Solution

The third proportional to 210,147.75 and 449,817.75 is: 962,827.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,147.75 : 449,817.75 = 449,817.75 : x
  2. Step 2: Convert to fraction form
    210,147.75/449,817.75 = 449,817.75/x
  3. Step 3: Cross multiply
    210,147.75x = 449,817.75 × 449,817.75
  4. Step 4: Simplify right side
    210,147.75x = 202,336,008,215.06
  5. Step 5: Solve for x
    x = 202,336,008,215.06/210,147.75
  6. Step 6: Final answer
    x = 962,827.38

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.