Finding the Fourth Proportional to 277,121.33, 382,427.26 and 149,796.92
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Solution
The fourth proportional to 277,121.33, 382,427.26 and 149,796.92 is: 206,719.65
Step by Step Solution
- Step 1: Write the proportion equation
277,121.33 : 382,427.26 = 149,796.92 : x - Step 2: Convert to fraction form
277,121.33/382,427.26 = 149,796.92/x - Step 3: Cross multiply
277,121.33x = 382,427.26 × 149,796.92 - Step 4: Simplify right side
277,121.33x = 57,286,425,672.04 - Step 5: Solve for x
x = 57,286,425,672.04/277,121.33 - Step 6: Final answer
x = 206,719.65
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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.