Finding the Fourth Proportional to 371,181.79, 512,232.23 and 201,415.91
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Solution
The fourth proportional to 371,181.79, 512,232.23 and 201,415.91 is: 277,954.69
Step by Step Solution
- Step 1: Write the proportion equation
371,181.79 : 512,232.23 = 201,415.91 : x - Step 2: Convert to fraction form
371,181.79/512,232.23 = 201,415.91/x - Step 3: Cross multiply
371,181.79x = 512,232.23 × 201,415.91 - Step 4: Simplify right side
371,181.79x = 103,171,720,736.78 - Step 5: Solve for x
x = 103,171,720,736.78/371,181.79 - Step 6: Final answer
x = 277,954.69
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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.