Finding the Fourth Proportional to 405,855.24, 560,237.22 and 363,339.96
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Solution
The fourth proportional to 405,855.24, 560,237.22 and 363,339.96 is: 501,549.69
Step by Step Solution
- Step 1: Write the proportion equation
405,855.24 : 560,237.22 = 363,339.96 : x - Step 2: Convert to fraction form
405,855.24/560,237.22 = 363,339.96/x - Step 3: Cross multiply
405,855.24x = 560,237.22 × 363,339.96 - Step 4: Simplify right side
405,855.24x = 203,556,569,105.31 - Step 5: Solve for x
x = 203,556,569,105.31/405,855.24 - Step 6: Final answer
x = 501,549.69
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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.