Finding the Fourth Proportional to 202,274.70, 303,412.05 and 52,513.80
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Solution
The fourth proportional to 202,274.70, 303,412.05 and 52,513.80 is: 78,770.70
Step by Step Solution
- Step 1: Write the proportion equation
202,274.70 : 303,412.05 = 52,513.80 : x - Step 2: Convert to fraction form
202,274.70/303,412.05 = 52,513.80/x - Step 3: Cross multiply
202,274.70x = 303,412.05 × 52,513.80 - Step 4: Simplify right side
202,274.70x = 15,933,319,711.29 - Step 5: Solve for x
x = 15,933,319,711.29/202,274.70 - Step 6: Final answer
x = 78,770.70
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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.