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Finding the Fourth Proportional to 325,170.81, 448,732.37 and 179,976.93

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Solution

The fourth proportional to 325,170.81, 448,732.37 and 179,976.93 is: 248,366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,170.81 : 448,732.37 = 179,976.93 : x
  2. Step 2: Convert to fraction form
    325,170.81/448,732.37 = 179,976.93/x
  3. Step 3: Cross multiply
    325,170.81x = 448,732.37 × 179,976.93
  4. Step 4: Simplify right side
    325,170.81x = 80,761,474,344.22
  5. Step 5: Solve for x
    x = 80,761,474,344.22/325,170.81
  6. Step 6: Final answer
    x = 248,366.31

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1.5x scale

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.