Finding the Fourth Proportional to 445,901.96, 669,325.92 and 394,941.44
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Solution
The fourth proportional to 445,901.96, 669,325.92 and 394,941.44 is: 592,831.08
Step by Step Solution
- Step 1: Write the proportion equation
445,901.96 : 669,325.92 = 394,941.44 : x - Step 2: Convert to fraction form
445,901.96/669,325.92 = 394,941.44/x - Step 3: Cross multiply
445,901.96x = 669,325.92 × 394,941.44 - Step 4: Simplify right side
445,901.96x = 264,344,542,674.13 - Step 5: Solve for x
x = 264,344,542,674.13/445,901.96 - Step 6: Final answer
x = 592,831.08
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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.