Finding the Fourth Proportional to 265,631.36, 366,568.97 and 144,772.62
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Solution
The fourth proportional to 265,631.36, 366,568.97 and 144,772.62 is: 199,784.96
Step by Step Solution
- Step 1: Write the proportion equation
265,631.36 : 366,568.97 = 144,772.62 : x - Step 2: Convert to fraction form
265,631.36/366,568.97 = 144,772.62/x - Step 3: Cross multiply
265,631.36x = 366,568.97 × 144,772.62 - Step 4: Simplify right side
265,631.36x = 53,069,149,473.74 - Step 5: Solve for x
x = 53,069,149,473.74/265,631.36 - Step 6: Final answer
x = 199,784.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.