Finding the Fourth Proportional to 799,958.18, 1,103,959.58 and 477,608.15
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Solution
The fourth proportional to 799,958.18, 1,103,959.58 and 477,608.15 is: 659,109.57
Step by Step Solution
- Step 1: Write the proportion equation
799,958.18 : 1,103,959.58 = 477,608.15 : x - Step 2: Convert to fraction form
799,958.18/1,103,959.58 = 477,608.15/x - Step 3: Cross multiply
799,958.18x = 1,103,959.58 × 477,608.15 - Step 4: Simplify right side
799,958.18x = 527,260,084,770.74 - Step 5: Solve for x
x = 527,260,084,770.74/799,958.18 - Step 6: Final answer
x = 659,109.57
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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.