Finding the Fourth Proportional to 896,318.48, 1,236,912.84 and 493,910.48
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Solution
The fourth proportional to 896,318.48, 1,236,912.84 and 493,910.48 is: 681,592.79
Step by Step Solution
- Step 1: Write the proportion equation
896,318.48 : 1,236,912.84 = 493,910.48 : x - Step 2: Convert to fraction form
896,318.48/1,236,912.84 = 493,910.48/x - Step 3: Cross multiply
896,318.48x = 1,236,912.84 × 493,910.48 - Step 4: Simplify right side
896,318.48x = 610,924,214,522.56 - Step 5: Solve for x
x = 610,924,214,522.56/896,318.48 - Step 6: Final answer
x = 681,592.79
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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.