Finding the Fourth Proportional to 276,912.95, 416,236.47 and 182,748.26
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Solution
The fourth proportional to 276,912.95, 416,236.47 and 182,748.26 is: 274,694.59
Step by Step Solution
- Step 1: Write the proportion equation
276,912.95 : 416,236.47 = 182,748.26 : x - Step 2: Convert to fraction form
276,912.95/416,236.47 = 182,748.26/x - Step 3: Cross multiply
276,912.95x = 416,236.47 × 182,748.26 - Step 4: Simplify right side
276,912.95x = 76,066,490,641.04 - Step 5: Solve for x
x = 76,066,490,641.04/276,912.95 - Step 6: Final answer
x = 274,694.59
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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.