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Finding the Third Proportional to 163,328 and 250,832

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Solution

The third proportional to 163,328 and 250,832 is: 385,216.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,328 : 250,832 = 250,832 : x
  2. Step 2: Convert to fraction form
    163,328/250,832 = 250,832/x
  3. Step 3: Cross multiply
    163,328x = 250,832 × 250,832
  4. Step 4: Simplify right side
    163,328x = 62,916,692,224
  5. Step 5: Solve for x
    x = 62,916,692,224/163,328
  6. Step 6: Final answer
    x = 385,216.82

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.