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Finding the Third Proportional to 366,278.50 and 785,121.50

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Solution

The third proportional to 366,278.50 and 785,121.50 is: 1,682,915.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,278.50 : 785,121.50 = 785,121.50 : x
  2. Step 2: Convert to fraction form
    366,278.50/785,121.50 = 785,121.50/x
  3. Step 3: Cross multiply
    366,278.50x = 785,121.50 × 785,121.50
  4. Step 4: Simplify right side
    366,278.50x = 616,415,769,762.25
  5. Step 5: Solve for x
    x = 616,415,769,762.25/366,278.50
  6. Step 6: Final answer
    x = 1,682,915.51

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.