Finding the Fourth Proportional to 250,458.62, 345,668.34 and 154,996.08
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Solution
The fourth proportional to 250,458.62, 345,668.34 and 154,996.08 is: 213,916.53
Step by Step Solution
- Step 1: Write the proportion equation
250,458.62 : 345,668.34 = 154,996.08 : x - Step 2: Convert to fraction form
250,458.62/345,668.34 = 154,996.08/x - Step 3: Cross multiply
250,458.62x = 345,668.34 × 154,996.08 - Step 4: Simplify right side
250,458.62x = 53,577,237,680.11 - Step 5: Solve for x
x = 53,577,237,680.11/250,458.62 - Step 6: Final answer
x = 213,916.53
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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.