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Finding the Third Proportional to 297,443 and 453,133

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Solution

The third proportional to 297,443 and 453,133 is: 690,315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,443 : 453,133 = 453,133 : x
  2. Step 2: Convert to fraction form
    297,443/453,133 = 453,133/x
  3. Step 3: Cross multiply
    297,443x = 453,133 × 453,133
  4. Step 4: Simplify right side
    297,443x = 205,329,515,689
  5. Step 5: Solve for x
    x = 205,329,515,689/297,443
  6. Step 6: Final answer
    x = 690,315.51

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.