Finding the Fourth Proportional to 751,926.16, 1,037,663.22 and 412,396.84
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Solution
The fourth proportional to 751,926.16, 1,037,663.22 and 412,396.84 is: 569,110.45
Step by Step Solution
- Step 1: Write the proportion equation
751,926.16 : 1,037,663.22 = 412,396.84 : x - Step 2: Convert to fraction form
751,926.16/1,037,663.22 = 412,396.84/x - Step 3: Cross multiply
751,926.16x = 1,037,663.22 × 412,396.84 - Step 4: Simplify right side
751,926.16x = 427,929,032,912.23 - Step 5: Solve for x
x = 427,929,032,912.23/751,926.16 - Step 6: Final answer
x = 569,110.45
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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.