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Finding the Third Proportional to 247,090.50 and 369,528.75

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Solution

The third proportional to 247,090.50 and 369,528.75 is: 552,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,090.50 : 369,528.75 = 369,528.75 : x
  2. Step 2: Convert to fraction form
    247,090.50/369,528.75 = 369,528.75/x
  3. Step 3: Cross multiply
    247,090.50x = 369,528.75 × 369,528.75
  4. Step 4: Simplify right side
    247,090.50x = 136,551,497,076.56
  5. Step 5: Solve for x
    x = 136,551,497,076.56/247,090.50
  6. Step 6: Final answer
    x = 552,637.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.