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Finding the Third Proportional to 576,209.50 and 845,628

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Solution

The third proportional to 576,209.50 and 845,628 is: 1,241,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,209.50 : 845,628 = 845,628 : x
  2. Step 2: Convert to fraction form
    576,209.50/845,628 = 845,628/x
  3. Step 3: Cross multiply
    576,209.50x = 845,628 × 845,628
  4. Step 4: Simplify right side
    576,209.50x = 715,086,714,384
  5. Step 5: Solve for x
    x = 715,086,714,384/576,209.50
  6. Step 6: Final answer
    x = 1,241,018.61

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.