Finding the Fourth Proportional to 419,613.99, 629,425.35 and 335,906.26
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Solution
The fourth proportional to 419,613.99, 629,425.35 and 335,906.26 is: 503,862.88
Step by Step Solution
- Step 1: Write the proportion equation
419,613.99 : 629,425.35 = 335,906.26 : x - Step 2: Convert to fraction form
419,613.99/629,425.35 = 335,906.26/x - Step 3: Cross multiply
419,613.99x = 629,425.35 × 335,906.26 - Step 4: Simplify right side
419,613.99x = 211,427,913,588.16 - Step 5: Solve for x
x = 211,427,913,588.16/419,613.99 - Step 6: Final answer
x = 503,862.88
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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.