Finding the Fourth Proportional to 777,197.99, 1,165,954.16 and 327,919.81
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Solution
The fourth proportional to 777,197.99, 1,165,954.16 and 327,919.81 is: 491,946.03
Step by Step Solution
- Step 1: Write the proportion equation
777,197.99 : 1,165,954.16 = 327,919.81 : x - Step 2: Convert to fraction form
777,197.99/1,165,954.16 = 327,919.81/x - Step 3: Cross multiply
777,197.99x = 1,165,954.16 × 327,919.81 - Step 4: Simplify right side
777,197.99x = 382,339,466,615.91 - Step 5: Solve for x
x = 382,339,466,615.91/777,197.99 - Step 6: Final answer
x = 491,946.03
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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.