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Finding the Third Proportional to 602,835.75 and 820,935

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Solution

The third proportional to 602,835.75 and 820,935 is: 1,117,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,835.75 : 820,935 = 820,935 : x
  2. Step 2: Convert to fraction form
    602,835.75/820,935 = 820,935/x
  3. Step 3: Cross multiply
    602,835.75x = 820,935 × 820,935
  4. Step 4: Simplify right side
    602,835.75x = 673,934,274,225
  5. Step 5: Solve for x
    x = 673,934,274,225/602,835.75
  6. Step 6: Final answer
    x = 1,117,940.13

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.