Finding the Fourth Proportional to 572,772.43, 789,773.79 and 365,761.99
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Solution
The fourth proportional to 572,772.43, 789,773.79 and 365,761.99 is: 504,335.09
Step by Step Solution
- Step 1: Write the proportion equation
572,772.43 : 789,773.79 = 365,761.99 : x - Step 2: Convert to fraction form
572,772.43/789,773.79 = 365,761.99/x - Step 3: Cross multiply
572,772.43x = 789,773.79 × 365,761.99 - Step 4: Simplify right side
572,772.43x = 288,869,233,080.24 - Step 5: Solve for x
x = 288,869,233,080.24/572,772.43 - Step 6: Final answer
x = 504,335.09
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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.