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Finding the Third Proportional to 279,370.31 and 603,394.69

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Solution

The third proportional to 279,370.31 and 603,394.69 is: 1,303,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,370.31 : 603,394.69 = 603,394.69 : x
  2. Step 2: Convert to fraction form
    279,370.31/603,394.69 = 603,394.69/x
  3. Step 3: Cross multiply
    279,370.31x = 603,394.69 × 603,394.69
  4. Step 4: Simplify right side
    279,370.31x = 364,085,148,903.22
  5. Step 5: Solve for x
    x = 364,085,148,903.22/279,370.31
  6. Step 6: Final answer
    x = 1,303,234.93

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.