Finding the Fourth Proportional to 303,320.19, 418,583.66 and 167,351.97
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Solution
The fourth proportional to 303,320.19, 418,583.66 and 167,351.97 is: 230,946.71
Step by Step Solution
- Step 1: Write the proportion equation
303,320.19 : 418,583.66 = 167,351.97 : x - Step 2: Convert to fraction form
303,320.19/418,583.66 = 167,351.97/x - Step 3: Cross multiply
303,320.19x = 418,583.66 × 167,351.97 - Step 4: Simplify right side
303,320.19x = 70,050,799,274.05 - Step 5: Solve for x
x = 70,050,799,274.05/303,320.19 - Step 6: Final answer
x = 230,946.71
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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.