Finding the Fourth Proportional to 414,229.14, 620,592.84 and 189,777.33
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Solution
The fourth proportional to 414,229.14, 620,592.84 and 189,777.33 is: 284,321.99
Step by Step Solution
- Step 1: Write the proportion equation
414,229.14 : 620,592.84 = 189,777.33 : x - Step 2: Convert to fraction form
414,229.14/620,592.84 = 189,777.33/x - Step 3: Cross multiply
414,229.14x = 620,592.84 × 189,777.33 - Step 4: Simplify right side
414,229.14x = 117,774,452,192.32 - Step 5: Solve for x
x = 117,774,452,192.32/414,229.14 - Step 6: Final answer
x = 284,321.99
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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.