Finding the Fourth Proportional to 366,585.42, 505,743.51 and 228,684.09
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Solution
The fourth proportional to 366,585.42, 505,743.51 and 228,684.09 is: 315,493.98
Step by Step Solution
- Step 1: Write the proportion equation
366,585.42 : 505,743.51 = 228,684.09 : x - Step 2: Convert to fraction form
366,585.42/505,743.51 = 228,684.09/x - Step 3: Cross multiply
366,585.42x = 505,743.51 × 228,684.09 - Step 4: Simplify right side
366,585.42x = 115,655,494,357.76 - Step 5: Solve for x
x = 115,655,494,357.76/366,585.42 - Step 6: Final answer
x = 315,493.98
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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.