Finding the Fourth Proportional to 325,628.91, 449,376.66 and 182,385.81
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Solution
The fourth proportional to 325,628.91, 449,376.66 and 182,385.81 is: 251,697.33
Step by Step Solution
- Step 1: Write the proportion equation
325,628.91 : 449,376.66 = 182,385.81 : x - Step 2: Convert to fraction form
325,628.91/449,376.66 = 182,385.81/x - Step 3: Cross multiply
325,628.91x = 449,376.66 × 182,385.81 - Step 4: Simplify right side
325,628.91x = 81,959,926,129.19 - Step 5: Solve for x
x = 81,959,926,129.19/325,628.91 - Step 6: Final answer
x = 251,697.33
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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.