Finding the Fourth Proportional to 522,586.08, 721,154.88 and 296,231.04
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Solution
The fourth proportional to 522,586.08, 721,154.88 and 296,231.04 is: 408,790.95
Step by Step Solution
- Step 1: Write the proportion equation
522,586.08 : 721,154.88 = 296,231.04 : x - Step 2: Convert to fraction form
522,586.08/721,154.88 = 296,231.04/x - Step 3: Cross multiply
522,586.08x = 721,154.88 × 296,231.04 - Step 4: Simplify right side
522,586.08x = 213,628,460,103.48 - Step 5: Solve for x
x = 213,628,460,103.48/522,586.08 - Step 6: Final answer
x = 408,790.95
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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.