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Finding the Third Proportional to 225,036 and 348,303

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Solution

The third proportional to 225,036 and 348,303 is: 539,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,036 : 348,303 = 348,303 : x
  2. Step 2: Convert to fraction form
    225,036/348,303 = 348,303/x
  3. Step 3: Cross multiply
    225,036x = 348,303 × 348,303
  4. Step 4: Simplify right side
    225,036x = 121,314,979,809
  5. Step 5: Solve for x
    x = 121,314,979,809/225,036
  6. Step 6: Final answer
    x = 539,091.43

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.