Finding the Fourth Proportional to 304,975.26, 420,853.71 and 169,015.02
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Solution
The fourth proportional to 304,975.26, 420,853.71 and 169,015.02 is: 233,233.99
Step by Step Solution
- Step 1: Write the proportion equation
304,975.26 : 420,853.71 = 169,015.02 : x - Step 2: Convert to fraction form
304,975.26/420,853.71 = 169,015.02/x - Step 3: Cross multiply
304,975.26x = 420,853.71 × 169,015.02 - Step 4: Simplify right side
304,975.26x = 71,130,598,212.72 - Step 5: Solve for x
x = 71,130,598,212.72/304,975.26 - Step 6: Final answer
x = 233,233.99
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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.