Finding the Fourth Proportional to 325,123.97, 448,640.66 and 202,604.99
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Solution
The fourth proportional to 325,123.97, 448,640.66 and 202,604.99 is: 279,575.93
Step by Step Solution
- Step 1: Write the proportion equation
325,123.97 : 448,640.66 = 202,604.99 : x - Step 2: Convert to fraction form
325,123.97/448,640.66 = 202,604.99/x - Step 3: Cross multiply
325,123.97x = 448,640.66 × 202,604.99 - Step 4: Simplify right side
325,123.97x = 90,896,835,419.87 - Step 5: Solve for x
x = 90,896,835,419.87/325,123.97 - Step 6: Final answer
x = 279,575.93
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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.