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Finding the Third Proportional to 275,486 and 603,784

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Solution

The third proportional to 275,486 and 603,784 is: 1,323,316.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,486 : 603,784 = 603,784 : x
  2. Step 2: Convert to fraction form
    275,486/603,784 = 603,784/x
  3. Step 3: Cross multiply
    275,486x = 603,784 × 603,784
  4. Step 4: Simplify right side
    275,486x = 364,555,118,656
  5. Step 5: Solve for x
    x = 364,555,118,656/275,486
  6. Step 6: Final answer
    x = 1,323,316.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.