Finding the Fourth Proportional to 625,311.96, 937,959.70 and 151,995.96
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Solution
The fourth proportional to 625,311.96, 937,959.70 and 151,995.96 is: 227,991.94
Step by Step Solution
- Step 1: Write the proportion equation
625,311.96 : 937,959.70 = 151,995.96 : x - Step 2: Convert to fraction form
625,311.96/937,959.70 = 151,995.96/x - Step 3: Cross multiply
625,311.96x = 937,959.70 × 151,995.96 - Step 4: Simplify right side
625,311.96x = 142,566,085,042.81 - Step 5: Solve for x
x = 142,566,085,042.81/625,311.96 - Step 6: Final answer
x = 227,991.94
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Similar ratio
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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.