Finding the Fourth Proportional to 376,507.09, 519,578.71 and 225,604.09
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Solution
The fourth proportional to 376,507.09, 519,578.71 and 225,604.09 is: 311,333.00
Step by Step Solution
- Step 1: Write the proportion equation
376,507.09 : 519,578.71 = 225,604.09 : x - Step 2: Convert to fraction form
376,507.09/519,578.71 = 225,604.09/x - Step 3: Cross multiply
376,507.09x = 519,578.71 × 225,604.09 - Step 4: Simplify right side
376,507.09x = 117,219,082,052.92 - Step 5: Solve for x
x = 117,219,082,052.92/376,507.09 - Step 6: Final answer
x = 311,333.00
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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.