Finding the Fourth Proportional to 842,433.62, 1,263,872.01 and 302,744.42
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Solution
The fourth proportional to 842,433.62, 1,263,872.01 and 302,744.42 is: 454,196.26
Step by Step Solution
- Step 1: Write the proportion equation
842,433.62 : 1,263,872.01 = 302,744.42 : x - Step 2: Convert to fraction form
842,433.62/1,263,872.01 = 302,744.42/x - Step 3: Cross multiply
842,433.62x = 1,263,872.01 × 302,744.42 - Step 4: Simplify right side
842,433.62x = 382,630,198,621.68 - Step 5: Solve for x
x = 382,630,198,621.68/842,433.62 - Step 6: Final answer
x = 454,196.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.