Finding the Fourth Proportional to 277,232.78, 382,580.97 and 149,908.07
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Solution
The fourth proportional to 277,232.78, 382,580.97 and 149,908.07 is: 206,872.99
Step by Step Solution
- Step 1: Write the proportion equation
277,232.78 : 382,580.97 = 149,908.07 : x - Step 2: Convert to fraction form
277,232.78/382,580.97 = 149,908.07/x - Step 3: Cross multiply
277,232.78x = 382,580.97 × 149,908.07 - Step 4: Simplify right side
277,232.78x = 57,351,974,831.43 - Step 5: Solve for x
x = 57,351,974,831.43/277,232.78 - Step 6: Final answer
x = 206,872.99
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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.