Finding the Fourth Proportional to 494,083.68, 681,847.92 and 303,202.32
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Solution
The fourth proportional to 494,083.68, 681,847.92 and 303,202.32 is: 418,426.84
Step by Step Solution
- Step 1: Write the proportion equation
494,083.68 : 681,847.92 = 303,202.32 : x - Step 2: Convert to fraction form
494,083.68/681,847.92 = 303,202.32/x - Step 3: Cross multiply
494,083.68x = 681,847.92 × 303,202.32 - Step 4: Simplify right side
494,083.68x = 206,737,871,231.17 - Step 5: Solve for x
x = 206,737,871,231.17/494,083.68 - Step 6: Final answer
x = 418,426.84
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1.5x scale
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.