Finding the Fourth Proportional to 603,586.80, 905,501.70 and 177,121.80
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Solution
The fourth proportional to 603,586.80, 905,501.70 and 177,121.80 is: 265,718.35
Step by Step Solution
- Step 1: Write the proportion equation
603,586.80 : 905,501.70 = 177,121.80 : x - Step 2: Convert to fraction form
603,586.80/905,501.70 = 177,121.80/x - Step 3: Cross multiply
603,586.80x = 905,501.70 × 177,121.80 - Step 4: Simplify right side
603,586.80x = 160,384,091,007.06 - Step 5: Solve for x
x = 160,384,091,007.06/603,586.80 - Step 6: Final answer
x = 265,718.35
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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.