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Finding the Fourth Proportional to 325,243, 448,770.90 and 181,975.24

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Solution

The fourth proportional to 325,243, 448,770.90 and 181,975.24 is: 251,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,243 : 448,770.90 = 181,975.24 : x
  2. Step 2: Convert to fraction form
    325,243/448,770.90 = 181,975.24/x
  3. Step 3: Cross multiply
    325,243x = 448,770.90 × 181,975.24
  4. Step 4: Simplify right side
    325,243x = 81,665,192,232.52
  5. Step 5: Solve for x
    x = 81,665,192,232.52/325,243
  6. Step 6: Final answer
    x = 251,089.78

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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.