Finding the Fourth Proportional to 371,076.75, 512,081.06 and 201,316.95
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Solution
The fourth proportional to 371,076.75, 512,081.06 and 201,316.95 is: 277,814.75
Step by Step Solution
- Step 1: Write the proportion equation
371,076.75 : 512,081.06 = 201,316.95 : x - Step 2: Convert to fraction form
371,076.75/512,081.06 = 201,316.95/x - Step 3: Cross multiply
371,076.75x = 512,081.06 × 201,316.95 - Step 4: Simplify right side
371,076.75x = 103,090,596,145.38 - Step 5: Solve for x
x = 103,090,596,145.38/371,076.75 - Step 6: Final answer
x = 277,814.75
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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.