Finding the Fourth Proportional to 451,631.19, 677,709.22 and 202,313.19
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Solution
The fourth proportional to 451,631.19, 677,709.22 and 202,313.19 is: 303,587.35
Step by Step Solution
- Step 1: Write the proportion equation
451,631.19 : 677,709.22 = 202,313.19 : x - Step 2: Convert to fraction form
451,631.19/677,709.22 = 202,313.19/x - Step 3: Cross multiply
451,631.19x = 677,709.22 × 202,313.19 - Step 4: Simplify right side
451,631.19x = 137,109,514,190.61 - Step 5: Solve for x
x = 137,109,514,190.61/451,631.19 - Step 6: Final answer
x = 303,587.35
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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.