Finding the Fourth Proportional to 246,602.41, 340,274.85 and 149,755.90
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Solution
The fourth proportional to 246,602.41, 340,274.85 and 149,755.90 is: 206,640.99
Step by Step Solution
- Step 1: Write the proportion equation
246,602.41 : 340,274.85 = 149,755.90 : x - Step 2: Convert to fraction form
246,602.41/340,274.85 = 149,755.90/x - Step 3: Cross multiply
246,602.41x = 340,274.85 × 149,755.90 - Step 4: Simplify right side
246,602.41x = 50,958,166,409.12 - Step 5: Solve for x
x = 50,958,166,409.12/246,602.41 - Step 6: Final answer
x = 206,640.99
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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.