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Finding the Third Proportional to 160,372 and 350,820

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Solution

The third proportional to 160,372 and 350,820 is: 767,432.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,372 : 350,820 = 350,820 : x
  2. Step 2: Convert to fraction form
    160,372/350,820 = 350,820/x
  3. Step 3: Cross multiply
    160,372x = 350,820 × 350,820
  4. Step 4: Simplify right side
    160,372x = 123,074,672,400
  5. Step 5: Solve for x
    x = 123,074,672,400/160,372
  6. Step 6: Final answer
    x = 767,432.42

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.