Finding the Fourth Proportional to 246,049.80, 369,074.70 and 214,945.80
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Solution
The fourth proportional to 246,049.80, 369,074.70 and 214,945.80 is: 322,418.70
Step by Step Solution
- Step 1: Write the proportion equation
246,049.80 : 369,074.70 = 214,945.80 : x - Step 2: Convert to fraction form
246,049.80/369,074.70 = 214,945.80/x - Step 3: Cross multiply
246,049.80x = 369,074.70 × 214,945.80 - Step 4: Simplify right side
246,049.80x = 79,331,056,651.26 - Step 5: Solve for x
x = 79,331,056,651.26/246,049.80 - Step 6: Final answer
x = 322,418.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.