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Finding the Third Proportional to 281,808 and 586,890

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Solution

The third proportional to 281,808 and 586,890 is: 1,222,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,808 : 586,890 = 586,890 : x
  2. Step 2: Convert to fraction form
    281,808/586,890 = 586,890/x
  3. Step 3: Cross multiply
    281,808x = 586,890 × 586,890
  4. Step 4: Simplify right side
    281,808x = 344,439,872,100
  5. Step 5: Solve for x
    x = 344,439,872,100/281,808
  6. Step 6: Final answer
    x = 1,222,250.16

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.