Finding the Fourth Proportional to 334,287.09, 501,431.70 and 84,969.09
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Solution
The fourth proportional to 334,287.09, 501,431.70 and 84,969.09 is: 127,453.91
Step by Step Solution
- Step 1: Write the proportion equation
334,287.09 : 501,431.70 = 84,969.09 : x - Step 2: Convert to fraction form
334,287.09/501,431.70 = 84,969.09/x - Step 3: Cross multiply
334,287.09x = 501,431.70 × 84,969.09 - Step 4: Simplify right side
334,287.09x = 42,606,195,246.15 - Step 5: Solve for x
x = 42,606,195,246.15/334,287.09 - Step 6: Final answer
x = 127,453.91
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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.