Finding the Fourth Proportional to 301,472.76, 415,947.24 and 194,104.92
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Solution
The fourth proportional to 301,472.76, 415,947.24 and 194,104.92 is: 267,809.95
Step by Step Solution
- Step 1: Write the proportion equation
301,472.76 : 415,947.24 = 194,104.92 : x - Step 2: Convert to fraction form
301,472.76/415,947.24 = 194,104.92/x - Step 3: Cross multiply
301,472.76x = 415,947.24 × 194,104.92 - Step 4: Simplify right side
301,472.76x = 80,737,405,744.42 - Step 5: Solve for x
x = 80,737,405,744.42/301,472.76 - Step 6: Final answer
x = 267,809.95
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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.