Finding the Fourth Proportional to 276,249.44, 414,595.60 and 143,167.75
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Solution
The fourth proportional to 276,249.44, 414,595.60 and 143,167.75 is: 214,866.38
Step by Step Solution
- Step 1: Write the proportion equation
276,249.44 : 414,595.60 = 143,167.75 : x - Step 2: Convert to fraction form
276,249.44/414,595.60 = 143,167.75/x - Step 3: Cross multiply
276,249.44x = 414,595.60 × 143,167.75 - Step 4: Simplify right side
276,249.44x = 59,356,717,817.49 - Step 5: Solve for x
x = 59,356,717,817.49/276,249.44 - Step 6: Final answer
x = 214,866.38
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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.