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Finding the Fourth Proportional to 325,157.26, 448,734.45 and 181,908.76

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Solution

The fourth proportional to 325,157.26, 448,734.45 and 181,908.76 is: 251,043.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,157.26 : 448,734.45 = 181,908.76 : x
  2. Step 2: Convert to fraction form
    325,157.26/448,734.45 = 181,908.76/x
  3. Step 3: Cross multiply
    325,157.26x = 448,734.45 × 181,908.76
  4. Step 4: Simplify right side
    325,157.26x = 81,628,727,368.78
  5. Step 5: Solve for x
    x = 81,628,727,368.78/325,157.26
  6. Step 6: Final answer
    x = 251,043.84

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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.