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Finding the Third Proportional to 362,328 and 787,089

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Solution

The third proportional to 362,328 and 787,089 is: 1,709,801.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,328 : 787,089 = 787,089 : x
  2. Step 2: Convert to fraction form
    362,328/787,089 = 787,089/x
  3. Step 3: Cross multiply
    362,328x = 787,089 × 787,089
  4. Step 4: Simplify right side
    362,328x = 619,509,093,921
  5. Step 5: Solve for x
    x = 619,509,093,921/362,328
  6. Step 6: Final answer
    x = 1,709,801.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.