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Finding the Third Proportional to 570,878 and 888,993

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Solution

The third proportional to 570,878 and 888,993 is: 1,384,373.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,878 : 888,993 = 888,993 : x
  2. Step 2: Convert to fraction form
    570,878/888,993 = 888,993/x
  3. Step 3: Cross multiply
    570,878x = 888,993 × 888,993
  4. Step 4: Simplify right side
    570,878x = 790,308,554,049
  5. Step 5: Solve for x
    x = 790,308,554,049/570,878
  6. Step 6: Final answer
    x = 1,384,373.81

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.