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Finding the Third Proportional to 150,246 and 304,640

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Solution

The third proportional to 150,246 and 304,640 is: 617,690.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,246 : 304,640 = 304,640 : x
  2. Step 2: Convert to fraction form
    150,246/304,640 = 304,640/x
  3. Step 3: Cross multiply
    150,246x = 304,640 × 304,640
  4. Step 4: Simplify right side
    150,246x = 92,805,529,600
  5. Step 5: Solve for x
    x = 92,805,529,600/150,246
  6. Step 6: Final answer
    x = 617,690.52

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.