Finding the Fourth Proportional to 376,236.44, 519,212.62 and 206,486.36
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Solution
The fourth proportional to 376,236.44, 519,212.62 and 206,486.36 is: 284,954.65
Step by Step Solution
- Step 1: Write the proportion equation
376,236.44 : 519,212.62 = 206,486.36 : x - Step 2: Convert to fraction form
376,236.44/519,212.62 = 206,486.36/x - Step 3: Cross multiply
376,236.44x = 519,212.62 × 206,486.36 - Step 4: Simplify right side
376,236.44x = 107,210,323,969.86 - Step 5: Solve for x
x = 107,210,323,969.86/376,236.44 - Step 6: Final answer
x = 284,954.65
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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.