Finding the Fourth Proportional to 334,907.21, 462,170.09 and 181,944.18
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Solution
The fourth proportional to 334,907.21, 462,170.09 and 181,944.18 is: 251,081.96
Step by Step Solution
- Step 1: Write the proportion equation
334,907.21 : 462,170.09 = 181,944.18 : x - Step 2: Convert to fraction form
334,907.21/462,170.09 = 181,944.18/x - Step 3: Cross multiply
334,907.21x = 462,170.09 × 181,944.18 - Step 4: Simplify right side
334,907.21x = 84,089,158,500.44 - Step 5: Solve for x
x = 84,089,158,500.44/334,907.21 - Step 6: Final answer
x = 251,081.96
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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.