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Finding the Third Proportional to 295,780.50 and 637,353

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Solution

The third proportional to 295,780.50 and 637,353 is: 1,373,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,780.50 : 637,353 = 637,353 : x
  2. Step 2: Convert to fraction form
    295,780.50/637,353 = 637,353/x
  3. Step 3: Cross multiply
    295,780.50x = 637,353 × 637,353
  4. Step 4: Simplify right side
    295,780.50x = 406,218,846,609
  5. Step 5: Solve for x
    x = 406,218,846,609/295,780.50
  6. Step 6: Final answer
    x = 1,373,379.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.