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Finding the Third Proportional to 197,735.25 and 423,496.50

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Solution

The third proportional to 197,735.25 and 423,496.50 is: 907,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,735.25 : 423,496.50 = 423,496.50 : x
  2. Step 2: Convert to fraction form
    197,735.25/423,496.50 = 423,496.50/x
  3. Step 3: Cross multiply
    197,735.25x = 423,496.50 × 423,496.50
  4. Step 4: Simplify right side
    197,735.25x = 179,349,285,512.25
  5. Step 5: Solve for x
    x = 179,349,285,512.25/197,735.25
  6. Step 6: Final answer
    x = 907,017.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.