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Finding the Third Proportional to 572,487.75 and 777,493.69

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Solution

The third proportional to 572,487.75 and 777,493.69 is: 1,055,911.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,487.75 : 777,493.69 = 777,493.69 : x
  2. Step 2: Convert to fraction form
    572,487.75/777,493.69 = 777,493.69/x
  3. Step 3: Cross multiply
    572,487.75x = 777,493.69 × 777,493.69
  4. Step 4: Simplify right side
    572,487.75x = 604,496,434,102.35
  5. Step 5: Solve for x
    x = 604,496,434,102.35/572,487.75
  6. Step 6: Final answer
    x = 1,055,911.56

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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.