Finding the Fourth Proportional to 371,194.08, 512,249.13 and 201,428.19
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Solution
The fourth proportional to 371,194.08, 512,249.13 and 201,428.19 is: 277,971.61
Step by Step Solution
- Step 1: Write the proportion equation
371,194.08 : 512,249.13 = 201,428.19 : x - Step 2: Convert to fraction form
371,194.08/512,249.13 = 201,428.19/x - Step 3: Cross multiply
371,194.08x = 512,249.13 × 201,428.19 - Step 4: Simplify right side
371,194.08x = 103,181,415,084.98 - Step 5: Solve for x
x = 103,181,415,084.98/371,194.08 - Step 6: Final answer
x = 277,971.61
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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.