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Finding the Third Proportional to 393,772 and 590,530

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Solution

The third proportional to 393,772 and 590,530 is: 885,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,772 : 590,530 = 590,530 : x
  2. Step 2: Convert to fraction form
    393,772/590,530 = 590,530/x
  3. Step 3: Cross multiply
    393,772x = 590,530 × 590,530
  4. Step 4: Simplify right side
    393,772x = 348,725,680,900
  5. Step 5: Solve for x
    x = 348,725,680,900/393,772
  6. Step 6: Final answer
    x = 885,603.04

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