Finding the Fourth Proportional to 288,383.86, 432,586.18 and 108,452.79
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Solution
The fourth proportional to 288,383.86, 432,586.18 and 108,452.79 is: 162,683.09
Step by Step Solution
- Step 1: Write the proportion equation
288,383.86 : 432,586.18 = 108,452.79 : x - Step 2: Convert to fraction form
288,383.86/432,586.18 = 108,452.79/x - Step 3: Cross multiply
288,383.86x = 432,586.18 × 108,452.79 - Step 4: Simplify right side
288,383.86x = 46,915,178,136.44 - Step 5: Solve for x
x = 46,915,178,136.44/288,383.86 - Step 6: Final answer
x = 162,683.09
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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.