Finding the Fourth Proportional to 235,838.44, 325,652.97 and 218,743.48
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Solution
The fourth proportional to 235,838.44, 325,652.97 and 218,743.48 is: 302,047.72
Step by Step Solution
- Step 1: Write the proportion equation
235,838.44 : 325,652.97 = 218,743.48 : x - Step 2: Convert to fraction form
235,838.44/325,652.97 = 218,743.48/x - Step 3: Cross multiply
235,838.44x = 325,652.97 × 218,743.48 - Step 4: Simplify right side
235,838.44x = 71,234,463,930.14 - Step 5: Solve for x
x = 71,234,463,930.14/235,838.44 - Step 6: Final answer
x = 302,047.72
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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.