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Finding the Third Proportional to 620,148 and 930,228

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Solution

The third proportional to 620,148 and 930,228 is: 1,395,351.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,148 : 930,228 = 930,228 : x
  2. Step 2: Convert to fraction form
    620,148/930,228 = 930,228/x
  3. Step 3: Cross multiply
    620,148x = 930,228 × 930,228
  4. Step 4: Simplify right side
    620,148x = 865,324,131,984
  5. Step 5: Solve for x
    x = 865,324,131,984/620,148
  6. Step 6: Final answer
    x = 1,395,351.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.