Finding the Fourth Proportional to 799,615.60, 1,102,754.96 and 663,433.84
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Solution
The fourth proportional to 799,615.60, 1,102,754.96 and 663,433.84 is: 914,945.83
Step by Step Solution
- Step 1: Write the proportion equation
799,615.60 : 1,102,754.96 = 663,433.84 : x - Step 2: Convert to fraction form
799,615.60/1,102,754.96 = 663,433.84/x - Step 3: Cross multiply
799,615.60x = 1,102,754.96 × 663,433.84 - Step 4: Simplify right side
799,615.60x = 731,604,958,241.00 - Step 5: Solve for x
x = 731,604,958,241.00/799,615.60 - Step 6: Final answer
x = 914,945.83
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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.