Finding the Fourth Proportional to 897,440.80, 1,346,161.20 and 365,343.70
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Solution
The fourth proportional to 897,440.80, 1,346,161.20 and 365,343.70 is: 548,015.55
Step by Step Solution
- Step 1: Write the proportion equation
897,440.80 : 1,346,161.20 = 365,343.70 : x - Step 2: Convert to fraction form
897,440.80/1,346,161.20 = 365,343.70/x - Step 3: Cross multiply
897,440.80x = 1,346,161.20 × 365,343.70 - Step 4: Simplify right side
897,440.80x = 491,811,513,604.44 - Step 5: Solve for x
x = 491,811,513,604.44/897,440.80 - Step 6: Final answer
x = 548,015.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.