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Finding the Third Proportional to 210,135 and 449,790

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Solution

The third proportional to 210,135 and 449,790 is: 962,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,135 : 449,790 = 449,790 : x
  2. Step 2: Convert to fraction form
    210,135/449,790 = 449,790/x
  3. Step 3: Cross multiply
    210,135x = 449,790 × 449,790
  4. Step 4: Simplify right side
    210,135x = 202,311,044,100
  5. Step 5: Solve for x
    x = 202,311,044,100/210,135
  6. Step 6: Final answer
    x = 962,767.00

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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.