Finding the Fourth Proportional to 226,534.03, 339,799.52 and 76,879.68
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Solution
The fourth proportional to 226,534.03, 339,799.52 and 76,879.68 is: 115,319.00
Step by Step Solution
- Step 1: Write the proportion equation
226,534.03 : 339,799.52 = 76,879.68 : x - Step 2: Convert to fraction form
226,534.03/339,799.52 = 76,879.68/x - Step 3: Cross multiply
226,534.03x = 339,799.52 × 76,879.68 - Step 4: Simplify right side
226,534.03x = 26,123,678,361.75 - Step 5: Solve for x
x = 26,123,678,361.75/226,534.03 - Step 6: Final answer
x = 115,319.00
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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.