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Finding the Third Proportional to 210,546 and 304,760

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Solution

The third proportional to 210,546 and 304,760 is: 441,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,546 : 304,760 = 304,760 : x
  2. Step 2: Convert to fraction form
    210,546/304,760 = 304,760/x
  3. Step 3: Cross multiply
    210,546x = 304,760 × 304,760
  4. Step 4: Simplify right side
    210,546x = 92,878,657,600
  5. Step 5: Solve for x
    x = 92,878,657,600/210,546
  6. Step 6: Final answer
    x = 441,132.38

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.