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Finding the Third Proportional to 207,216 and 451,332

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Solution

The third proportional to 207,216 and 451,332 is: 983,034.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,216 : 451,332 = 451,332 : x
  2. Step 2: Convert to fraction form
    207,216/451,332 = 451,332/x
  3. Step 3: Cross multiply
    207,216x = 451,332 × 451,332
  4. Step 4: Simplify right side
    207,216x = 203,700,574,224
  5. Step 5: Solve for x
    x = 203,700,574,224/207,216
  6. Step 6: Final answer
    x = 983,034.97

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.