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Finding the Third Proportional to 367,080 and 812,772

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Solution

The third proportional to 367,080 and 812,772 is: 1,799,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,080 : 812,772 = 812,772 : x
  2. Step 2: Convert to fraction form
    367,080/812,772 = 812,772/x
  3. Step 3: Cross multiply
    367,080x = 812,772 × 812,772
  4. Step 4: Simplify right side
    367,080x = 660,598,323,984
  5. Step 5: Solve for x
    x = 660,598,323,984/367,080
  6. Step 6: Final answer
    x = 1,799,603.15

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.