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Finding the Third Proportional to 152,690 and 224,474

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Solution

The third proportional to 152,690 and 224,474 is: 330,005.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,690 : 224,474 = 224,474 : x
  2. Step 2: Convert to fraction form
    152,690/224,474 = 224,474/x
  3. Step 3: Cross multiply
    152,690x = 224,474 × 224,474
  4. Step 4: Simplify right side
    152,690x = 50,388,576,676
  5. Step 5: Solve for x
    x = 50,388,576,676/152,690
  6. Step 6: Final answer
    x = 330,005.74

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.