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Finding the Third Proportional to 157,620 and 341,454

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Solution

The third proportional to 157,620 and 341,454 is: 739,695.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,620 : 341,454 = 341,454 : x
  2. Step 2: Convert to fraction form
    157,620/341,454 = 341,454/x
  3. Step 3: Cross multiply
    157,620x = 341,454 × 341,454
  4. Step 4: Simplify right side
    157,620x = 116,590,834,116
  5. Step 5: Solve for x
    x = 116,590,834,116/157,620
  6. Step 6: Final answer
    x = 739,695.69

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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.