Finding the Fourth Proportional to 892,861.62, 1,232,158.08 and 484,971.44
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Solution
The fourth proportional to 892,861.62, 1,232,158.08 and 484,971.44 is: 669,265.49
Step by Step Solution
- Step 1: Write the proportion equation
892,861.62 : 1,232,158.08 = 484,971.44 : x - Step 2: Convert to fraction form
892,861.62/1,232,158.08 = 484,971.44/x - Step 3: Cross multiply
892,861.62x = 1,232,158.08 × 484,971.44 - Step 4: Simplify right side
892,861.62x = 597,561,471,295.12 - Step 5: Solve for x
x = 597,561,471,295.12/892,861.62 - Step 6: Final answer
x = 669,265.49
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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.