Finding the Fourth Proportional to 380,944.94, 571,512.53 and 268,844.09
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Solution
The fourth proportional to 380,944.94, 571,512.53 and 268,844.09 is: 403,333.27
Step by Step Solution
- Step 1: Write the proportion equation
380,944.94 : 571,512.53 = 268,844.09 : x - Step 2: Convert to fraction form
380,944.94/571,512.53 = 268,844.09/x - Step 3: Cross multiply
380,944.94x = 571,512.53 × 268,844.09 - Step 4: Simplify right side
380,944.94x = 153,647,768,152.34 - Step 5: Solve for x
x = 153,647,768,152.34/380,944.94 - Step 6: Final answer
x = 403,333.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.