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Finding the Third Proportional to 204,822 and 310,095

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Solution

The third proportional to 204,822 and 310,095 is: 469,475.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,822 : 310,095 = 310,095 : x
  2. Step 2: Convert to fraction form
    204,822/310,095 = 310,095/x
  3. Step 3: Cross multiply
    204,822x = 310,095 × 310,095
  4. Step 4: Simplify right side
    204,822x = 96,158,909,025
  5. Step 5: Solve for x
    x = 96,158,909,025/204,822
  6. Step 6: Final answer
    x = 469,475.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.