Finding the Fourth Proportional to 347,497.96, 479,523.70 and 192,438.12
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Solution
The fourth proportional to 347,497.96, 479,523.70 and 192,438.12 is: 265,551.60
Step by Step Solution
- Step 1: Write the proportion equation
347,497.96 : 479,523.70 = 192,438.12 : x - Step 2: Convert to fraction form
347,497.96/479,523.70 = 192,438.12/x - Step 3: Cross multiply
347,497.96x = 479,523.70 × 192,438.12 - Step 4: Simplify right side
347,497.96x = 92,278,639,323.44 - Step 5: Solve for x
x = 92,278,639,323.44/347,497.96 - Step 6: Final answer
x = 265,551.60
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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.