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Finding the Third Proportional to 549,828 and 805,059

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Solution

The third proportional to 549,828 and 805,059 is: 1,178,768.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,828 : 805,059 = 805,059 : x
  2. Step 2: Convert to fraction form
    549,828/805,059 = 805,059/x
  3. Step 3: Cross multiply
    549,828x = 805,059 × 805,059
  4. Step 4: Simplify right side
    549,828x = 648,119,993,481
  5. Step 5: Solve for x
    x = 648,119,993,481/549,828
  6. Step 6: Final answer
    x = 1,178,768.62

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.