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Finding the Third Proportional to 559,678 and 887,656

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Solution

The third proportional to 559,678 and 887,656 is: 1,407,833.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,678 : 887,656 = 887,656 : x
  2. Step 2: Convert to fraction form
    559,678/887,656 = 887,656/x
  3. Step 3: Cross multiply
    559,678x = 887,656 × 887,656
  4. Step 4: Simplify right side
    559,678x = 787,933,174,336
  5. Step 5: Solve for x
    x = 787,933,174,336/559,678
  6. Step 6: Final answer
    x = 1,407,833.03

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.