Finding the Fourth Proportional to 322,857.24, 445,536.90 and 179,616.84
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Solution
The fourth proportional to 322,857.24, 445,536.90 and 179,616.84 is: 247,867.85
Step by Step Solution
- Step 1: Write the proportion equation
322,857.24 : 445,536.90 = 179,616.84 : x - Step 2: Convert to fraction form
322,857.24/445,536.90 = 179,616.84/x - Step 3: Cross multiply
322,857.24x = 445,536.90 × 179,616.84 - Step 4: Simplify right side
322,857.24x = 80,025,930,081.40 - Step 5: Solve for x
x = 80,025,930,081.40/322,857.24 - Step 6: Final answer
x = 247,867.85
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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.