Finding the Fourth Proportional to 320,232.24, 441,857.70 and 192,914.82
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Solution
The fourth proportional to 320,232.24, 441,857.70 and 192,914.82 is: 266,184.62
Step by Step Solution
- Step 1: Write the proportion equation
320,232.24 : 441,857.70 = 192,914.82 : x - Step 2: Convert to fraction form
320,232.24/441,857.70 = 192,914.82/x - Step 3: Cross multiply
320,232.24x = 441,857.70 × 192,914.82 - Step 4: Simplify right side
320,232.24x = 85,240,898,661.11 - Step 5: Solve for x
x = 85,240,898,661.11/320,232.24 - Step 6: Final answer
x = 266,184.62
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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.