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Finding the Fourth Proportional to 483,546.56, 667,309.28 and 265,751.28

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Solution

The fourth proportional to 483,546.56, 667,309.28 and 265,751.28 is: 366,745.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,546.56 : 667,309.28 = 265,751.28 : x
  2. Step 2: Convert to fraction form
    483,546.56/667,309.28 = 265,751.28/x
  3. Step 3: Cross multiply
    483,546.56x = 667,309.28 × 265,751.28
  4. Step 4: Simplify right side
    483,546.56x = 177,338,293,987.12
  5. Step 5: Solve for x
    x = 177,338,293,987.12/483,546.56
  6. Step 6: Final answer
    x = 366,745.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.