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Finding the Fourth Proportional to 325,054.52, 448,616.78 and 181,822.52

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Solution

The fourth proportional to 325,054.52, 448,616.78 and 181,822.52 is: 250,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,054.52 : 448,616.78 = 181,822.52 : x
  2. Step 2: Convert to fraction form
    325,054.52/448,616.78 = 181,822.52/x
  3. Step 3: Cross multiply
    325,054.52x = 448,616.78 × 181,822.52
  4. Step 4: Simplify right side
    325,054.52x = 81,568,633,453.89
  5. Step 5: Solve for x
    x = 81,568,633,453.89/325,054.52
  6. Step 6: Final answer
    x = 250,938.31

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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.