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Finding the Third Proportional to 152,595 and 331,461

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Solution

The third proportional to 152,595 and 331,461 is: 719,986.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,595 : 331,461 = 331,461 : x
  2. Step 2: Convert to fraction form
    152,595/331,461 = 331,461/x
  3. Step 3: Cross multiply
    152,595x = 331,461 × 331,461
  4. Step 4: Simplify right side
    152,595x = 109,866,394,521
  5. Step 5: Solve for x
    x = 109,866,394,521/152,595
  6. Step 6: Final answer
    x = 719,986.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.