Finding the Fourth Proportional to 214,330.81, 321,549.60 and 151,273.98
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Solution
The fourth proportional to 214,330.81, 321,549.60 and 151,273.98 is: 226,948.65
Step by Step Solution
- Step 1: Write the proportion equation
214,330.81 : 321,549.60 = 151,273.98 : x - Step 2: Convert to fraction form
214,330.81/321,549.60 = 151,273.98/x - Step 3: Cross multiply
214,330.81x = 321,549.60 × 151,273.98 - Step 4: Simplify right side
214,330.81x = 48,642,087,475.77 - Step 5: Solve for x
x = 48,642,087,475.77/214,330.81 - Step 6: Final answer
x = 226,948.65
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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.