Finding the Fourth Proportional to 303,310.96, 454,968.28 and 134,791.68
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Solution
The fourth proportional to 303,310.96, 454,968.28 and 134,791.68 is: 202,188.34
Step by Step Solution
- Step 1: Write the proportion equation
303,310.96 : 454,968.28 = 134,791.68 : x - Step 2: Convert to fraction form
303,310.96/454,968.28 = 134,791.68/x - Step 3: Cross multiply
303,310.96x = 454,968.28 × 134,791.68 - Step 4: Simplify right side
303,310.96x = 61,325,938,807.91 - Step 5: Solve for x
x = 61,325,938,807.91/303,310.96 - Step 6: Final answer
x = 202,188.34
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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.