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Finding the Third Proportional to 162,560 and 349,089

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Solution

The third proportional to 162,560 and 349,089 is: 749,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,560 : 349,089 = 349,089 : x
  2. Step 2: Convert to fraction form
    162,560/349,089 = 349,089/x
  3. Step 3: Cross multiply
    162,560x = 349,089 × 349,089
  4. Step 4: Simplify right side
    162,560x = 121,863,129,921
  5. Step 5: Solve for x
    x = 121,863,129,921/162,560
  6. Step 6: Final answer
    x = 749,650.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.