Finding the Fourth Proportional to 222,480.27, 306,979.47 and 179,964.99
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Solution
The fourth proportional to 222,480.27, 306,979.47 and 179,964.99 is: 248,316.66
Step by Step Solution
- Step 1: Write the proportion equation
222,480.27 : 306,979.47 = 179,964.99 : x - Step 2: Convert to fraction form
222,480.27/306,979.47 = 179,964.99/x - Step 3: Cross multiply
222,480.27x = 306,979.47 × 179,964.99 - Step 4: Simplify right side
222,480.27x = 55,245,557,248.76 - Step 5: Solve for x
x = 55,245,557,248.76/222,480.27 - Step 6: Final answer
x = 248,316.66
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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.