Finding the Fourth Proportional to 303,104.24, 454,936.80 and 153,449.68
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Solution
The fourth proportional to 303,104.24, 454,936.80 and 153,449.68 is: 230,316.50
Step by Step Solution
- Step 1: Write the proportion equation
303,104.24 : 454,936.80 = 153,449.68 : x - Step 2: Convert to fraction form
303,104.24/454,936.80 = 153,449.68/x - Step 3: Cross multiply
303,104.24x = 454,936.80 × 153,449.68 - Step 4: Simplify right side
303,104.24x = 69,809,906,380.22 - Step 5: Solve for x
x = 69,809,906,380.22/303,104.24 - Step 6: Final answer
x = 230,316.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.