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Finding the Third Proportional to 294,510 and 444,220

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Solution

The third proportional to 294,510 and 444,220 is: 670,032.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,510 : 444,220 = 444,220 : x
  2. Step 2: Convert to fraction form
    294,510/444,220 = 444,220/x
  3. Step 3: Cross multiply
    294,510x = 444,220 × 444,220
  4. Step 4: Simplify right side
    294,510x = 197,331,408,400
  5. Step 5: Solve for x
    x = 197,331,408,400/294,510
  6. Step 6: Final answer
    x = 670,032.96

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.