Finding the Fourth Proportional to 347,161.79, 479,060.67 and 194,173.48
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Solution
The fourth proportional to 347,161.79, 479,060.67 and 194,173.48 is: 267,946.75
Step by Step Solution
- Step 1: Write the proportion equation
347,161.79 : 479,060.67 = 194,173.48 : x - Step 2: Convert to fraction form
347,161.79/479,060.67 = 194,173.48/x - Step 3: Cross multiply
347,161.79x = 479,060.67 × 194,173.48 - Step 4: Simplify right side
347,161.79x = 93,020,875,029.73 - Step 5: Solve for x
x = 93,020,875,029.73/347,161.79 - Step 6: Final answer
x = 267,946.75
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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.