Finding the Fourth Proportional to 295,693.80, 408,057.19 and 159,727.70
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Solution
The fourth proportional to 295,693.80, 408,057.19 and 159,727.70 is: 220,424.09
Step by Step Solution
- Step 1: Write the proportion equation
295,693.80 : 408,057.19 = 159,727.70 : x - Step 2: Convert to fraction form
295,693.80/408,057.19 = 159,727.70/x - Step 3: Cross multiply
295,693.80x = 408,057.19 × 159,727.70 - Step 4: Simplify right side
295,693.80x = 65,178,036,427.16 - Step 5: Solve for x
x = 65,178,036,427.16/295,693.80 - Step 6: Final answer
x = 220,424.09
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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.