Finding the Fourth Proportional to 265,704.68, 398,643.08 and 159,071.96
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Solution
The fourth proportional to 265,704.68, 398,643.08 and 159,071.96 is: 238,659.46
Step by Step Solution
- Step 1: Write the proportion equation
265,704.68 : 398,643.08 = 159,071.96 : x - Step 2: Convert to fraction form
265,704.68/398,643.08 = 159,071.96/x - Step 3: Cross multiply
265,704.68x = 398,643.08 × 159,071.96 - Step 4: Simplify right side
265,704.68x = 63,412,936,076.04 - Step 5: Solve for x
x = 63,412,936,076.04/265,704.68 - Step 6: Final answer
x = 238,659.46
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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.