Finding the Fourth Proportional to 349,670.75, 482,544.92 and 196,709.05
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Solution
The fourth proportional to 349,670.75, 482,544.92 and 196,709.05 is: 271,458.09
Step by Step Solution
- Step 1: Write the proportion equation
349,670.75 : 482,544.92 = 196,709.05 : x - Step 2: Convert to fraction form
349,670.75/482,544.92 = 196,709.05/x - Step 3: Cross multiply
349,670.75x = 482,544.92 × 196,709.05 - Step 4: Simplify right side
349,670.75x = 94,920,952,192.34 - Step 5: Solve for x
x = 94,920,952,192.34/349,670.75 - Step 6: Final answer
x = 271,458.09
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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.