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Finding the Third Proportional to 485,104 and 1,058,312

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Solution

The third proportional to 485,104 and 1,058,312 is: 2,308,833.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,104 : 1,058,312 = 1,058,312 : x
  2. Step 2: Convert to fraction form
    485,104/1,058,312 = 1,058,312/x
  3. Step 3: Cross multiply
    485,104x = 1,058,312 × 1,058,312
  4. Step 4: Simplify right side
    485,104x = 1,120,024,289,344
  5. Step 5: Solve for x
    x = 1,120,024,289,344/485,104
  6. Step 6: Final answer
    x = 2,308,833.34

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.