Finding the Fourth Proportional to 247,596.78, 343,431.63 and 241,034.21
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Solution
The fourth proportional to 247,596.78, 343,431.63 and 241,034.21 is: 334,328.95
Step by Step Solution
- Step 1: Write the proportion equation
247,596.78 : 343,431.63 = 241,034.21 : x - Step 2: Convert to fraction form
247,596.78/343,431.63 = 241,034.21/x - Step 3: Cross multiply
247,596.78x = 343,431.63 × 241,034.21 - Step 4: Simplify right side
247,596.78x = 82,778,771,626.06 - Step 5: Solve for x
x = 82,778,771,626.06/247,596.78 - Step 6: Final answer
x = 334,328.95
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.