Finding the Fourth Proportional to 867,176.44, 1,196,672.97 and 479,992.62
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Solution
The fourth proportional to 867,176.44, 1,196,672.97 and 479,992.62 is: 662,372.92
Step by Step Solution
- Step 1: Write the proportion equation
867,176.44 : 1,196,672.97 = 479,992.62 : x - Step 2: Convert to fraction form
867,176.44/1,196,672.97 = 479,992.62/x - Step 3: Cross multiply
867,176.44x = 1,196,672.97 × 479,992.62 - Step 4: Simplify right side
867,176.44x = 574,394,194,153.48 - Step 5: Solve for x
x = 574,394,194,153.48/867,176.44 - Step 6: Final answer
x = 662,372.92
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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.