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Finding the Third Proportional to 135,320 and 306,063

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Solution

The third proportional to 135,320 and 306,063 is: 692,244.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,320 : 306,063 = 306,063 : x
  2. Step 2: Convert to fraction form
    135,320/306,063 = 306,063/x
  3. Step 3: Cross multiply
    135,320x = 306,063 × 306,063
  4. Step 4: Simplify right side
    135,320x = 93,674,559,969
  5. Step 5: Solve for x
    x = 93,674,559,969/135,320
  6. Step 6: Final answer
    x = 692,244.75

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.