Finding the Fourth Proportional to 445,217.97, 666,230.62 and 385,452.02
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Solution
The fourth proportional to 445,217.97, 666,230.62 and 385,452.02 is: 576,795.99
Step by Step Solution
- Step 1: Write the proportion equation
445,217.97 : 666,230.62 = 385,452.02 : x - Step 2: Convert to fraction form
445,217.97/666,230.62 = 385,452.02/x - Step 3: Cross multiply
445,217.97x = 666,230.62 × 385,452.02 - Step 4: Simplify right side
445,217.97x = 256,799,938,264.85 - Step 5: Solve for x
x = 256,799,938,264.85/445,217.97 - Step 6: Final answer
x = 576,795.99
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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.