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Finding the Third Proportional to 577,216.13 and 887,967.56

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Solution

The third proportional to 577,216.13 and 887,967.56 is: 1,366,015.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,216.13 : 887,967.56 = 887,967.56 : x
  2. Step 2: Convert to fraction form
    577,216.13/887,967.56 = 887,967.56/x
  3. Step 3: Cross multiply
    577,216.13x = 887,967.56 × 887,967.56
  4. Step 4: Simplify right side
    577,216.13x = 788,486,392,052.19
  5. Step 5: Solve for x
    x = 788,486,392,052.19/577,216.13
  6. Step 6: Final answer
    x = 1,366,015.88

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.