Finding the Fourth Proportional to 303,308.09, 418,566.62 and 167,342.03
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Solution
The fourth proportional to 303,308.09, 418,566.62 and 167,342.03 is: 230,932.80
Step by Step Solution
- Step 1: Write the proportion equation
303,308.09 : 418,566.62 = 167,342.03 : x - Step 2: Convert to fraction form
303,308.09/418,566.62 = 167,342.03/x - Step 3: Cross multiply
303,308.09x = 418,566.62 × 167,342.03 - Step 4: Simplify right side
303,308.09x = 70,043,787,881.04 - Step 5: Solve for x
x = 70,043,787,881.04/303,308.09 - Step 6: Final answer
x = 230,932.80
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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.