Finding the Fourth Proportional to 334,313.10, 461,239.88 and 190,971.65
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Solution
The fourth proportional to 334,313.10, 461,239.88 and 190,971.65 is: 263,476.79
Step by Step Solution
- Step 1: Write the proportion equation
334,313.10 : 461,239.88 = 190,971.65 : x - Step 2: Convert to fraction form
334,313.10/461,239.88 = 190,971.65/x - Step 3: Cross multiply
334,313.10x = 461,239.88 × 190,971.65 - Step 4: Simplify right side
334,313.10x = 88,083,741,127.64 - Step 5: Solve for x
x = 88,083,741,127.64/334,313.10 - Step 6: Final answer
x = 263,476.79
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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.