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Finding the Third Proportional to 535,564 and 829,797

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Solution

The third proportional to 535,564 and 829,797 is: 1,285,678.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,564 : 829,797 = 829,797 : x
  2. Step 2: Convert to fraction form
    535,564/829,797 = 829,797/x
  3. Step 3: Cross multiply
    535,564x = 829,797 × 829,797
  4. Step 4: Simplify right side
    535,564x = 688,563,061,209
  5. Step 5: Solve for x
    x = 688,563,061,209/535,564
  6. Step 6: Final answer
    x = 1,285,678.39

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.