Finding the Fourth Proportional to 359,764.15, 539,465.49 and 119,793.23
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Solution
The fourth proportional to 359,764.15, 539,465.49 and 119,793.23 is: 179,629.66
Step by Step Solution
- Step 1: Write the proportion equation
359,764.15 : 539,465.49 = 119,793.23 : x - Step 2: Convert to fraction form
359,764.15/539,465.49 = 119,793.23/x - Step 3: Cross multiply
359,764.15x = 539,465.49 × 119,793.23 - Step 4: Simplify right side
359,764.15x = 64,624,313,520.63 - Step 5: Solve for x
x = 64,624,313,520.63/359,764.15 - Step 6: Final answer
x = 179,629.66
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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.