Finding the Fourth Proportional to 226,693.15, 312,858.63 and 169,232.70
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Solution
The fourth proportional to 226,693.15, 312,858.63 and 169,232.70 is: 233,557.61
Step by Step Solution
- Step 1: Write the proportion equation
226,693.15 : 312,858.63 = 169,232.70 : x - Step 2: Convert to fraction form
226,693.15/312,858.63 = 169,232.70/x - Step 3: Cross multiply
226,693.15x = 312,858.63 × 169,232.70 - Step 4: Simplify right side
226,693.15x = 52,945,910,673.20 - Step 5: Solve for x
x = 52,945,910,673.20/226,693.15 - Step 6: Final answer
x = 233,557.61
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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.