Finding the Fourth Proportional to 277,482.75, 382,928.94 and 150,161.09
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Solution
The fourth proportional to 277,482.75, 382,928.94 and 150,161.09 is: 207,223.78
Step by Step Solution
- Step 1: Write the proportion equation
277,482.75 : 382,928.94 = 150,161.09 : x - Step 2: Convert to fraction form
277,482.75/382,928.94 = 150,161.09/x - Step 3: Cross multiply
277,482.75x = 382,928.94 × 150,161.09 - Step 4: Simplify right side
277,482.75x = 57,501,025,108.30 - Step 5: Solve for x
x = 57,501,025,108.30/277,482.75 - Step 6: Final answer
x = 207,223.78
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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.