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Finding the Third Proportional to 608,265 and 889,285

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Solution

The third proportional to 608,265 and 889,285 is: 1,300,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,265 : 889,285 = 889,285 : x
  2. Step 2: Convert to fraction form
    608,265/889,285 = 889,285/x
  3. Step 3: Cross multiply
    608,265x = 889,285 × 889,285
  4. Step 4: Simplify right side
    608,265x = 790,827,811,225
  5. Step 5: Solve for x
    x = 790,827,811,225/608,265
  6. Step 6: Final answer
    x = 1,300,136.97

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.