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Finding the Third Proportional to 247,157 and 369,883

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Solution

The third proportional to 247,157 and 369,883 is: 553,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,157 : 369,883 = 369,883 : x
  2. Step 2: Convert to fraction form
    247,157/369,883 = 369,883/x
  3. Step 3: Cross multiply
    247,157x = 369,883 × 369,883
  4. Step 4: Simplify right side
    247,157x = 136,813,433,689
  5. Step 5: Solve for x
    x = 136,813,433,689/247,157
  6. Step 6: Final answer
    x = 553,548.69

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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.