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Finding the Third Proportional to 439,337 and 904,910

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Solution

The third proportional to 439,337 and 904,910 is: 1,863,858.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,337 : 904,910 = 904,910 : x
  2. Step 2: Convert to fraction form
    439,337/904,910 = 904,910/x
  3. Step 3: Cross multiply
    439,337x = 904,910 × 904,910
  4. Step 4: Simplify right side
    439,337x = 818,862,108,100
  5. Step 5: Solve for x
    x = 818,862,108,100/439,337
  6. Step 6: Final answer
    x = 1,863,858.74

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.