Finding the Fourth Proportional to 302,311.75, 417,190.62 and 168,175.75
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Solution
The fourth proportional to 302,311.75, 417,190.62 and 168,175.75 is: 232,082.76
Step by Step Solution
- Step 1: Write the proportion equation
302,311.75 : 417,190.62 = 168,175.75 : x - Step 2: Convert to fraction form
302,311.75/417,190.62 = 168,175.75/x - Step 3: Cross multiply
302,311.75x = 417,190.62 × 168,175.75 - Step 4: Simplify right side
302,311.75x = 70,161,345,411.47 - Step 5: Solve for x
x = 70,161,345,411.47/302,311.75 - Step 6: Final answer
x = 232,082.76
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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.