Finding the Fourth Proportional to 343,944.82, 474,637.18 and 190,975.12
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Solution
The fourth proportional to 343,944.82, 474,637.18 and 190,975.12 is: 263,541.96
Step by Step Solution
- Step 1: Write the proportion equation
343,944.82 : 474,637.18 = 190,975.12 : x - Step 2: Convert to fraction form
343,944.82/474,637.18 = 190,975.12/x - Step 3: Cross multiply
343,944.82x = 474,637.18 × 190,975.12 - Step 4: Simplify right side
343,944.82x = 90,643,892,406.96 - Step 5: Solve for x
x = 90,643,892,406.96/343,944.82 - Step 6: Final answer
x = 263,541.96
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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.