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Finding the Third Proportional to 603,102 and 819,072

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Solution

The third proportional to 603,102 and 819,072 is: 1,112,380.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,102 : 819,072 = 819,072 : x
  2. Step 2: Convert to fraction form
    603,102/819,072 = 819,072/x
  3. Step 3: Cross multiply
    603,102x = 819,072 × 819,072
  4. Step 4: Simplify right side
    603,102x = 670,878,941,184
  5. Step 5: Solve for x
    x = 670,878,941,184/603,102
  6. Step 6: Final answer
    x = 1,112,380.56

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.