Finding the Fourth Proportional to 296,171.18, 408,725.62 and 162,035.18
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Solution
The fourth proportional to 296,171.18, 408,725.62 and 162,035.18 is: 223,613.69
Step by Step Solution
- Step 1: Write the proportion equation
296,171.18 : 408,725.62 = 162,035.18 : x - Step 2: Convert to fraction form
296,171.18/408,725.62 = 162,035.18/x - Step 3: Cross multiply
296,171.18x = 408,725.62 × 162,035.18 - Step 4: Simplify right side
296,171.18x = 66,227,929,407.31 - Step 5: Solve for x
x = 66,227,929,407.31/296,171.18 - Step 6: Final answer
x = 223,613.69
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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.