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Finding the Third Proportional to 197,754 and 314,416.50

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Solution

The third proportional to 197,754 and 314,416.50 is: 499,902.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,754 : 314,416.50 = 314,416.50 : x
  2. Step 2: Convert to fraction form
    197,754/314,416.50 = 314,416.50/x
  3. Step 3: Cross multiply
    197,754x = 314,416.50 × 314,416.50
  4. Step 4: Simplify right side
    197,754x = 98,857,735,472.25
  5. Step 5: Solve for x
    x = 98,857,735,472.25/197,754
  6. Step 6: Final answer
    x = 499,902.58

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.