Finding the Fourth Proportional to 301,241.44, 415,713.68 and 167,105.44
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Solution
The fourth proportional to 301,241.44, 415,713.68 and 167,105.44 is: 230,605.78
Step by Step Solution
- Step 1: Write the proportion equation
301,241.44 : 415,713.68 = 167,105.44 : x - Step 2: Convert to fraction form
301,241.44/415,713.68 = 167,105.44/x - Step 3: Cross multiply
301,241.44x = 415,713.68 × 167,105.44 - Step 4: Simplify right side
301,241.44x = 69,468,017,410.42 - Step 5: Solve for x
x = 69,468,017,410.42/301,241.44 - Step 6: Final answer
x = 230,605.78
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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.