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Finding the Third Proportional to 393,265.25 and 607,283.25

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Solution

The third proportional to 393,265.25 and 607,283.25 is: 937,771.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,265.25 : 607,283.25 = 607,283.25 : x
  2. Step 2: Convert to fraction form
    393,265.25/607,283.25 = 607,283.25/x
  3. Step 3: Cross multiply
    393,265.25x = 607,283.25 × 607,283.25
  4. Step 4: Simplify right side
    393,265.25x = 368,792,945,730.56
  5. Step 5: Solve for x
    x = 368,792,945,730.56/393,265.25
  6. Step 6: Final answer
    x = 937,771.51

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.