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Finding the Third Proportional to 115,445 and 252,220

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Solution

The third proportional to 115,445 and 252,220 is: 551,041.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,445 : 252,220 = 252,220 : x
  2. Step 2: Convert to fraction form
    115,445/252,220 = 252,220/x
  3. Step 3: Cross multiply
    115,445x = 252,220 × 252,220
  4. Step 4: Simplify right side
    115,445x = 63,614,928,400
  5. Step 5: Solve for x
    x = 63,614,928,400/115,445
  6. Step 6: Final answer
    x = 551,041.00

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.