Finding the Fourth Proportional to 486,132.24, 670,860.99 and 271,270.02
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Solution
The fourth proportional to 486,132.24, 670,860.99 and 271,270.02 is: 374,351.79
Step by Step Solution
- Step 1: Write the proportion equation
486,132.24 : 670,860.99 = 271,270.02 : x - Step 2: Convert to fraction form
486,132.24/670,860.99 = 271,270.02/x - Step 3: Cross multiply
486,132.24x = 670,860.99 × 271,270.02 - Step 4: Simplify right side
486,132.24x = 181,984,474,174.52 - Step 5: Solve for x
x = 181,984,474,174.52/486,132.24 - Step 6: Final answer
x = 374,351.79
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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.