Finding the Fourth Proportional to 246,602.19, 340,274.52 and 149,755.68
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Solution
The fourth proportional to 246,602.19, 340,274.52 and 149,755.68 is: 206,640.67
Step by Step Solution
- Step 1: Write the proportion equation
246,602.19 : 340,274.52 = 149,755.68 : x - Step 2: Convert to fraction form
246,602.19/340,274.52 = 149,755.68/x - Step 3: Cross multiply
246,602.19x = 340,274.52 × 149,755.68 - Step 4: Simplify right side
246,602.19x = 50,958,040,427.90 - Step 5: Solve for x
x = 50,958,040,427.90/246,602.19 - Step 6: Final answer
x = 206,640.67
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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.