Finding the Fourth Proportional to 232,190.88, 318,336.62 and 227,991.84
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Solution
The fourth proportional to 232,190.88, 318,336.62 and 227,991.84 is: 312,579.68
Step by Step Solution
- Step 1: Write the proportion equation
232,190.88 : 318,336.62 = 227,991.84 : x - Step 2: Convert to fraction form
232,190.88/318,336.62 = 227,991.84/x - Step 3: Cross multiply
232,190.88x = 318,336.62 × 227,991.84 - Step 4: Simplify right side
232,190.88x = 72,578,151,733.18 - Step 5: Solve for x
x = 72,578,151,733.18/232,190.88 - Step 6: Final answer
x = 312,579.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.