Finding the Fourth Proportional to 270,731.76, 373,383.18 and 202,907.94
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Solution
The fourth proportional to 270,731.76, 373,383.18 and 202,907.94 is: 279,843.09
Step by Step Solution
- Step 1: Write the proportion equation
270,731.76 : 373,383.18 = 202,907.94 : x - Step 2: Convert to fraction form
270,731.76/373,383.18 = 202,907.94/x - Step 3: Cross multiply
270,731.76x = 373,383.18 × 202,907.94 - Step 4: Simplify right side
270,731.76x = 75,762,411,884.45 - Step 5: Solve for x
x = 75,762,411,884.45/270,731.76 - Step 6: Final answer
x = 279,843.09
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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.