Finding the Fourth Proportional to 371,076.64, 512,085.96 and 201,310.75
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Solution
The fourth proportional to 371,076.64, 512,085.96 and 201,310.75 is: 277,808.94
Step by Step Solution
- Step 1: Write the proportion equation
371,076.64 : 512,085.96 = 201,310.75 : x - Step 2: Convert to fraction form
371,076.64/512,085.96 = 201,310.75/x - Step 3: Cross multiply
371,076.64x = 512,085.96 × 201,310.75 - Step 4: Simplify right side
371,076.64x = 103,088,408,672.07 - Step 5: Solve for x
x = 103,088,408,672.07/371,076.64 - Step 6: Final answer
x = 277,808.94
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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.