Finding the Fourth Proportional to 270,709.93, 373,613.09 and 154,452.02
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Solution
The fourth proportional to 270,709.93, 373,613.09 and 154,452.02 is: 213,162.84
Step by Step Solution
- Step 1: Write the proportion equation
270,709.93 : 373,613.09 = 154,452.02 : x - Step 2: Convert to fraction form
270,709.93/373,613.09 = 154,452.02/x - Step 3: Cross multiply
270,709.93x = 373,613.09 × 154,452.02 - Step 4: Simplify right side
270,709.93x = 57,705,296,778.98 - Step 5: Solve for x
x = 57,705,296,778.98/270,709.93 - Step 6: Final answer
x = 213,162.84
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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.