Finding the Fourth Proportional to 572,771.43, 789,772.41 and 365,760.99
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Solution
The fourth proportional to 572,771.43, 789,772.41 and 365,760.99 is: 504,333.71
Step by Step Solution
- Step 1: Write the proportion equation
572,771.43 : 789,772.41 = 365,760.99 : x - Step 2: Convert to fraction form
572,771.43/789,772.41 = 365,760.99/x - Step 3: Cross multiply
572,771.43x = 789,772.41 × 365,760.99 - Step 4: Simplify right side
572,771.43x = 288,867,938,556.29 - Step 5: Solve for x
x = 288,867,938,556.29/572,771.43 - Step 6: Final answer
x = 504,333.71
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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.