Finding the Fourth Proportional to 454,561.96, 681,842.58 and 122,137.96
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Solution
The fourth proportional to 454,561.96, 681,842.58 and 122,137.96 is: 183,206.84
Step by Step Solution
- Step 1: Write the proportion equation
454,561.96 : 681,842.58 = 122,137.96 : x - Step 2: Convert to fraction form
454,561.96/681,842.58 = 122,137.96/x - Step 3: Cross multiply
454,561.96x = 681,842.58 × 122,137.96 - Step 4: Simplify right side
454,561.96x = 83,278,861,762.34 - Step 5: Solve for x
x = 83,278,861,762.34/454,561.96 - Step 6: Final answer
x = 183,206.84
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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.