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Finding the Third Proportional to 393,770 and 590,527

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Solution

The third proportional to 393,770 and 590,527 is: 885,598.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,770 : 590,527 = 590,527 : x
  2. Step 2: Convert to fraction form
    393,770/590,527 = 590,527/x
  3. Step 3: Cross multiply
    393,770x = 590,527 × 590,527
  4. Step 4: Simplify right side
    393,770x = 348,722,137,729
  5. Step 5: Solve for x
    x = 348,722,137,729/393,770
  6. Step 6: Final answer
    x = 885,598.54

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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.