Finding the Fourth Proportional to 352,207.40, 528,311.10 and 233,493.80
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Solution
The fourth proportional to 352,207.40, 528,311.10 and 233,493.80 is: 350,240.70
Step by Step Solution
- Step 1: Write the proportion equation
352,207.40 : 528,311.10 = 233,493.80 : x - Step 2: Convert to fraction form
352,207.40/528,311.10 = 233,493.80/x - Step 3: Cross multiply
352,207.40x = 528,311.10 × 233,493.80 - Step 4: Simplify right side
352,207.40x = 123,357,366,321.18 - Step 5: Solve for x
x = 123,357,366,321.18/352,207.40 - Step 6: Final answer
x = 350,240.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.