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Finding the Third Proportional to 297,094 and 641,532

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Solution

The third proportional to 297,094 and 641,532 is: 1,385,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,094 : 641,532 = 641,532 : x
  2. Step 2: Convert to fraction form
    297,094/641,532 = 641,532/x
  3. Step 3: Cross multiply
    297,094x = 641,532 × 641,532
  4. Step 4: Simplify right side
    297,094x = 411,563,307,024
  5. Step 5: Solve for x
    x = 411,563,307,024/297,094
  6. Step 6: Final answer
    x = 1,385,296.60

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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.