Finding the Fourth Proportional to 923,372.68, 1,274,784.42 and 703,858.10
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Solution
The fourth proportional to 923,372.68, 1,274,784.42 and 703,858.10 is: 971,728.27
Step by Step Solution
- Step 1: Write the proportion equation
923,372.68 : 1,274,784.42 = 703,858.10 : x - Step 2: Convert to fraction form
923,372.68/1,274,784.42 = 703,858.10/x - Step 3: Cross multiply
923,372.68x = 1,274,784.42 × 703,858.10 - Step 4: Simplify right side
923,372.68x = 897,267,339,770.80 - Step 5: Solve for x
x = 897,267,339,770.80/923,372.68 - Step 6: Final answer
x = 971,728.27
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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.