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Finding the Third Proportional to 295,210 and 611,426

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Solution

The third proportional to 295,210 and 611,426 is: 1,266,358.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,210 : 611,426 = 611,426 : x
  2. Step 2: Convert to fraction form
    295,210/611,426 = 611,426/x
  3. Step 3: Cross multiply
    295,210x = 611,426 × 611,426
  4. Step 4: Simplify right side
    295,210x = 373,841,753,476
  5. Step 5: Solve for x
    x = 373,841,753,476/295,210
  6. Step 6: Final answer
    x = 1,266,358.71

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.