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Finding the Third Proportional to 393,774 and 590,533

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Solution

The third proportional to 393,774 and 590,533 is: 885,607.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,774 : 590,533 = 590,533 : x
  2. Step 2: Convert to fraction form
    393,774/590,533 = 590,533/x
  3. Step 3: Cross multiply
    393,774x = 590,533 × 590,533
  4. Step 4: Simplify right side
    393,774x = 348,729,224,089
  5. Step 5: Solve for x
    x = 348,729,224,089/393,774
  6. Step 6: Final answer
    x = 885,607.54

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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.