Finding the Fourth Proportional to 470,446.11, 649,218.04 and 255,586.73
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Solution
The fourth proportional to 470,446.11, 649,218.04 and 255,586.73 is: 352,710.99
Step by Step Solution
- Step 1: Write the proportion equation
470,446.11 : 649,218.04 = 255,586.73 : x - Step 2: Convert to fraction form
470,446.11/649,218.04 = 255,586.73/x - Step 3: Cross multiply
470,446.11x = 649,218.04 × 255,586.73 - Step 4: Simplify right side
470,446.11x = 165,931,512,015.55 - Step 5: Solve for x
x = 165,931,512,015.55/470,446.11 - Step 6: Final answer
x = 352,710.99
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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.