Finding the Fourth Proportional to 937,160.75, 1,405,728.70 and 227,195.21
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Solution
The fourth proportional to 937,160.75, 1,405,728.70 and 227,195.21 is: 340,789.80
Step by Step Solution
- Step 1: Write the proportion equation
937,160.75 : 1,405,728.70 = 227,195.21 : x - Step 2: Convert to fraction form
937,160.75/1,405,728.70 = 227,195.21/x - Step 3: Cross multiply
937,160.75x = 1,405,728.70 × 227,195.21 - Step 4: Simplify right side
937,160.75x = 319,374,819,602.90 - Step 5: Solve for x
x = 319,374,819,602.90/937,160.75 - Step 6: Final answer
x = 340,789.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.