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Finding the Fourth Proportional to 325,081.56, 448,632.36 and 181,851.24

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Solution

The fourth proportional to 325,081.56, 448,632.36 and 181,851.24 is: 250,965.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,081.56 : 448,632.36 = 181,851.24 : x
  2. Step 2: Convert to fraction form
    325,081.56/448,632.36 = 181,851.24/x
  3. Step 3: Cross multiply
    325,081.56x = 448,632.36 × 181,851.24
  4. Step 4: Simplify right side
    325,081.56x = 81,584,350,970.13
  5. Step 5: Solve for x
    x = 81,584,350,970.13/325,081.56
  6. Step 6: Final answer
    x = 250,965.79

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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.