Finding the Fourth Proportional to 218,466.64, 327,697.21 and 119,258.88
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Solution
The fourth proportional to 218,466.64, 327,697.21 and 119,258.88 is: 178,886.82
Step by Step Solution
- Step 1: Write the proportion equation
218,466.64 : 327,697.21 = 119,258.88 : x - Step 2: Convert to fraction form
218,466.64/327,697.21 = 119,258.88/x - Step 3: Cross multiply
218,466.64x = 327,697.21 × 119,258.88 - Step 4: Simplify right side
218,466.64x = 39,080,802,243.72 - Step 5: Solve for x
x = 39,080,802,243.72/218,466.64 - Step 6: Final answer
x = 178,886.82
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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.