Finding the Fourth Proportional to 256,852.93, 354,166.97 and 192,114.69
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Solution
The fourth proportional to 256,852.93, 354,166.97 and 192,114.69 is: 264,901.32
Step by Step Solution
- Step 1: Write the proportion equation
256,852.93 : 354,166.97 = 192,114.69 : x - Step 2: Convert to fraction form
256,852.93/354,166.97 = 192,114.69/x - Step 3: Cross multiply
256,852.93x = 354,166.97 × 192,114.69 - Step 4: Simplify right side
256,852.93x = 68,040,677,649.79 - Step 5: Solve for x
x = 68,040,677,649.79/256,852.93 - Step 6: Final answer
x = 264,901.32
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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.