Finding the Fourth Proportional to 446,558.42, 616,098.21 and 276,730.58
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Solution
The fourth proportional to 446,558.42, 616,098.21 and 276,730.58 is: 381,793.75
Step by Step Solution
- Step 1: Write the proportion equation
446,558.42 : 616,098.21 = 276,730.58 : x - Step 2: Convert to fraction form
446,558.42/616,098.21 = 276,730.58/x - Step 3: Cross multiply
446,558.42x = 616,098.21 × 276,730.58 - Step 4: Simplify right side
446,558.42x = 170,493,214,990.26 - Step 5: Solve for x
x = 170,493,214,990.26/446,558.42 - Step 6: Final answer
x = 381,793.75
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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.