Finding the Fourth Proportional to 503,247.44, 754,912.14 and 143,445.80
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Solution
The fourth proportional to 503,247.44, 754,912.14 and 143,445.80 is: 215,180.38
Step by Step Solution
- Step 1: Write the proportion equation
503,247.44 : 754,912.14 = 143,445.80 : x - Step 2: Convert to fraction form
503,247.44/754,912.14 = 143,445.80/x - Step 3: Cross multiply
503,247.44x = 754,912.14 × 143,445.80 - Step 4: Simplify right side
503,247.44x = 108,288,975,852.01 - Step 5: Solve for x
x = 108,288,975,852.01/503,247.44 - Step 6: Final answer
x = 215,180.38
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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.