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Finding the Fourth Proportional to 325,116.72, 448,650.63 and 181,873.67

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Solution

The fourth proportional to 325,116.72, 448,650.63 and 181,873.67 is: 250,979.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,116.72 : 448,650.63 = 181,873.67 : x
  2. Step 2: Convert to fraction form
    325,116.72/448,650.63 = 181,873.67/x
  3. Step 3: Cross multiply
    325,116.72x = 448,650.63 × 181,873.67
  4. Step 4: Simplify right side
    325,116.72x = 81,597,734,382.66
  5. Step 5: Solve for x
    x = 81,597,734,382.66/325,116.72
  6. Step 6: Final answer
    x = 250,979.82

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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.