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Finding the Third Proportional to 279,018 and 604,395

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Solution

The third proportional to 279,018 and 604,395 is: 1,309,210.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,018 : 604,395 = 604,395 : x
  2. Step 2: Convert to fraction form
    279,018/604,395 = 604,395/x
  3. Step 3: Cross multiply
    279,018x = 604,395 × 604,395
  4. Step 4: Simplify right side
    279,018x = 365,293,316,025
  5. Step 5: Solve for x
    x = 365,293,316,025/279,018
  6. Step 6: Final answer
    x = 1,309,210.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.