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Finding the Third Proportional to 202,603.50 and 436,630.50

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Solution

The third proportional to 202,603.50 and 436,630.50 is: 940,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,603.50 : 436,630.50 = 436,630.50 : x
  2. Step 2: Convert to fraction form
    202,603.50/436,630.50 = 436,630.50/x
  3. Step 3: Cross multiply
    202,603.50x = 436,630.50 × 436,630.50
  4. Step 4: Simplify right side
    202,603.50x = 190,646,193,530.25
  5. Step 5: Solve for x
    x = 190,646,193,530.25/202,603.50
  6. Step 6: Final answer
    x = 940,981.74

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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.