Finding the Fourth Proportional to 235,468.38, 324,939.50 and 133,503.26
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Solution
The fourth proportional to 235,468.38, 324,939.50 and 133,503.26 is: 184,230.60
Step by Step Solution
- Step 1: Write the proportion equation
235,468.38 : 324,939.50 = 133,503.26 : x - Step 2: Convert to fraction form
235,468.38/324,939.50 = 133,503.26/x - Step 3: Cross multiply
235,468.38x = 324,939.50 × 133,503.26 - Step 4: Simplify right side
235,468.38x = 43,380,480,761.19 - Step 5: Solve for x
x = 43,380,480,761.19/235,468.38 - Step 6: Final answer
x = 184,230.60
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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.