Finding the Fourth Proportional to 373,682.44, 515,678.93 and 212,537.29
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Solution
The fourth proportional to 373,682.44, 515,678.93 and 212,537.29 is: 293,299.85
Step by Step Solution
- Step 1: Write the proportion equation
373,682.44 : 515,678.93 = 212,537.29 : x - Step 2: Convert to fraction form
373,682.44/515,678.93 = 212,537.29/x - Step 3: Cross multiply
373,682.44x = 515,678.93 × 212,537.29 - Step 4: Simplify right side
373,682.44x = 109,601,002,292.30 - Step 5: Solve for x
x = 109,601,002,292.30/373,682.44 - Step 6: Final answer
x = 293,299.85
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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.