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Finding the Third Proportional to 210,544 and 460,455

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Solution

The third proportional to 210,544 and 460,455 is: 1,007,004.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,544 : 460,455 = 460,455 : x
  2. Step 2: Convert to fraction form
    210,544/460,455 = 460,455/x
  3. Step 3: Cross multiply
    210,544x = 460,455 × 460,455
  4. Step 4: Simplify right side
    210,544x = 212,018,807,025
  5. Step 5: Solve for x
    x = 212,018,807,025/210,544
  6. Step 6: Final answer
    x = 1,007,004.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.