Finding the Fourth Proportional to 1,159,177.40, 1,738,566.84 and 306,258.20
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Solution
The fourth proportional to 1,159,177.40, 1,738,566.84 and 306,258.20 is: 459,334.65
Step by Step Solution
- Step 1: Write the proportion equation
1,159,177.40 : 1,738,566.84 = 306,258.20 : x - Step 2: Convert to fraction form
1,159,177.40/1,738,566.84 = 306,258.20/x - Step 3: Cross multiply
1,159,177.40x = 1,738,566.84 × 306,258.20 - Step 4: Simplify right side
1,159,177.40x = 532,450,350,998.09 - Step 5: Solve for x
x = 532,450,350,998.09/1,159,177.40 - Step 6: Final answer
x = 459,334.65
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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.