Finding the Fourth Proportional to 373,536.26, 515,459.01 and 212,369.06
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Solution
The fourth proportional to 373,536.26, 515,459.01 and 212,369.06 is: 293,057.35
Step by Step Solution
- Step 1: Write the proportion equation
373,536.26 : 515,459.01 = 212,369.06 : x - Step 2: Convert to fraction form
373,536.26/515,459.01 = 212,369.06/x - Step 3: Cross multiply
373,536.26x = 515,459.01 × 212,369.06 - Step 4: Simplify right side
373,536.26x = 109,467,545,422.23 - Step 5: Solve for x
x = 109,467,545,422.23/373,536.26 - Step 6: Final answer
x = 293,057.35
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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.