Finding the Fourth Proportional to 338,845.88, 467,622.10 and 202,853.63
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Solution
The fourth proportional to 338,845.88, 467,622.10 and 202,853.63 is: 279,946.86
Step by Step Solution
- Step 1: Write the proportion equation
338,845.88 : 467,622.10 = 202,853.63 : x - Step 2: Convert to fraction form
338,845.88/467,622.10 = 202,853.63/x - Step 3: Cross multiply
338,845.88x = 467,622.10 × 202,853.63 - Step 4: Simplify right side
338,845.88x = 94,858,840,453.22 - Step 5: Solve for x
x = 94,858,840,453.22/338,845.88 - Step 6: Final answer
x = 279,946.86
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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.