Finding the Fourth Proportional to 269,814.79, 372,338.49 and 147,302.98
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Solution
The fourth proportional to 269,814.79, 372,338.49 and 147,302.98 is: 203,274.88
Step by Step Solution
- Step 1: Write the proportion equation
269,814.79 : 372,338.49 = 147,302.98 : x - Step 2: Convert to fraction form
269,814.79/372,338.49 = 147,302.98/x - Step 3: Cross multiply
269,814.79x = 372,338.49 × 147,302.98 - Step 4: Simplify right side
269,814.79x = 54,846,567,938.66 - Step 5: Solve for x
x = 54,846,567,938.66/269,814.79 - Step 6: Final answer
x = 203,274.88
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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.