Finding the Fourth Proportional to 325,631.19, 449,365.80 and 182,390.79
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Solution
The fourth proportional to 325,631.19, 449,365.80 and 182,390.79 is: 251,696.35
Step by Step Solution
- Step 1: Write the proportion equation
325,631.19 : 449,365.80 = 182,390.79 : x - Step 2: Convert to fraction form
325,631.19/449,365.80 = 182,390.79/x - Step 3: Cross multiply
325,631.19x = 449,365.80 × 182,390.79 - Step 4: Simplify right side
325,631.19x = 81,960,183,260.98 - Step 5: Solve for x
x = 81,960,183,260.98/325,631.19 - Step 6: Final answer
x = 251,696.35
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1.5x scale
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.