Finding the Fourth Proportional to 303,202.80, 418,419.48 and 167,245.44
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Solution
The fourth proportional to 303,202.80, 418,419.48 and 167,245.44 is: 230,798.50
Step by Step Solution
- Step 1: Write the proportion equation
303,202.80 : 418,419.48 = 167,245.44 : x - Step 2: Convert to fraction form
303,202.80/418,419.48 = 167,245.44/x - Step 3: Cross multiply
303,202.80x = 418,419.48 × 167,245.44 - Step 4: Simplify right side
303,202.80x = 69,978,750,037.17 - Step 5: Solve for x
x = 69,978,750,037.17/303,202.80 - Step 6: Final answer
x = 230,798.50
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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.