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Finding the Third Proportional to 151,938 and 313,594

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Solution

The third proportional to 151,938 and 313,594 is: 647,245.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,938 : 313,594 = 313,594 : x
  2. Step 2: Convert to fraction form
    151,938/313,594 = 313,594/x
  3. Step 3: Cross multiply
    151,938x = 313,594 × 313,594
  4. Step 4: Simplify right side
    151,938x = 98,341,196,836
  5. Step 5: Solve for x
    x = 98,341,196,836/151,938
  6. Step 6: Final answer
    x = 647,245.57

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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.