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Finding the Third Proportional to 157,088 and 323,392

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Solution

The third proportional to 157,088 and 323,392 is: 665,756.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,088 : 323,392 = 323,392 : x
  2. Step 2: Convert to fraction form
    157,088/323,392 = 323,392/x
  3. Step 3: Cross multiply
    157,088x = 323,392 × 323,392
  4. Step 4: Simplify right side
    157,088x = 104,582,385,664
  5. Step 5: Solve for x
    x = 104,582,385,664/157,088
  6. Step 6: Final answer
    x = 665,756.68

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.