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Finding the Third Proportional to 174,340 and 376,328

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Solution

The third proportional to 174,340 and 376,328 is: 812,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,340 : 376,328 = 376,328 : x
  2. Step 2: Convert to fraction form
    174,340/376,328 = 376,328/x
  3. Step 3: Cross multiply
    174,340x = 376,328 × 376,328
  4. Step 4: Simplify right side
    174,340x = 141,622,763,584
  5. Step 5: Solve for x
    x = 141,622,763,584/174,340
  6. Step 6: Final answer
    x = 812,336.60

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.