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Finding the Third Proportional to 345,571.50 and 540,930.38

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Solution

The third proportional to 345,571.50 and 540,930.38 is: 846,729.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,571.50 : 540,930.38 = 540,930.38 : x
  2. Step 2: Convert to fraction form
    345,571.50/540,930.38 = 540,930.38/x
  3. Step 3: Cross multiply
    345,571.50x = 540,930.38 × 540,930.38
  4. Step 4: Simplify right side
    345,571.50x = 292,605,670,597.64
  5. Step 5: Solve for x
    x = 292,605,670,597.64/345,571.50
  6. Step 6: Final answer
    x = 846,729.75

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.