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Finding the Third Proportional to 147,611 and 314,554

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Solution

The third proportional to 147,611 and 314,554 is: 670,303.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,611 : 314,554 = 314,554 : x
  2. Step 2: Convert to fraction form
    147,611/314,554 = 314,554/x
  3. Step 3: Cross multiply
    147,611x = 314,554 × 314,554
  4. Step 4: Simplify right side
    147,611x = 98,944,218,916
  5. Step 5: Solve for x
    x = 98,944,218,916/147,611
  6. Step 6: Final answer
    x = 670,303.83

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.