Finding the Fourth Proportional to 248,858.24, 343,414.48 and 146,916.54
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Solution
The fourth proportional to 248,858.24, 343,414.48 and 146,916.54 is: 202,738.99
Step by Step Solution
- Step 1: Write the proportion equation
248,858.24 : 343,414.48 = 146,916.54 : x - Step 2: Convert to fraction form
248,858.24/343,414.48 = 146,916.54/x - Step 3: Cross multiply
248,858.24x = 343,414.48 × 146,916.54 - Step 4: Simplify right side
248,858.24x = 50,453,267,958.23 - Step 5: Solve for x
x = 50,453,267,958.23/248,858.24 - Step 6: Final answer
x = 202,738.99
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1.5x scale
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.