Finding the Fourth Proportional to 324,628.68, 447,958.44 and 181,368.84
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Solution
The fourth proportional to 324,628.68, 447,958.44 and 181,368.84 is: 250,272.72
Step by Step Solution
- Step 1: Write the proportion equation
324,628.68 : 447,958.44 = 181,368.84 : x - Step 2: Convert to fraction form
324,628.68/447,958.44 = 181,368.84/x - Step 3: Cross multiply
324,628.68x = 447,958.44 × 181,368.84 - Step 4: Simplify right side
324,628.68x = 81,245,702,631.01 - Step 5: Solve for x
x = 81,245,702,631.01/324,628.68 - Step 6: Final answer
x = 250,272.72
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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.