Finding the Fourth Proportional to 371,181.77, 512,232.25 and 201,415.90
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Solution
The fourth proportional to 371,181.77, 512,232.25 and 201,415.90 is: 277,954.71
Step by Step Solution
- Step 1: Write the proportion equation
371,181.77 : 512,232.25 = 201,415.90 : x - Step 2: Convert to fraction form
371,181.77/512,232.25 = 201,415.90/x - Step 3: Cross multiply
371,181.77x = 512,232.25 × 201,415.90 - Step 4: Simplify right side
371,181.77x = 103,171,719,642.78 - Step 5: Solve for x
x = 103,171,719,642.78/371,181.77 - Step 6: Final answer
x = 277,954.71
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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.