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Finding the Third Proportional to 142,244 and 307,236

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Solution

The third proportional to 142,244 and 307,236 is: 663,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,244 : 307,236 = 307,236 : x
  2. Step 2: Convert to fraction form
    142,244/307,236 = 307,236/x
  3. Step 3: Cross multiply
    142,244x = 307,236 × 307,236
  4. Step 4: Simplify right side
    142,244x = 94,393,959,696
  5. Step 5: Solve for x
    x = 94,393,959,696/142,244
  6. Step 6: Final answer
    x = 663,605.91

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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.