Finding the Fourth Proportional to 556,591.68, 834,149.12 and 303,222.08
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Solution
The fourth proportional to 556,591.68, 834,149.12 and 303,222.08 is: 454,430.85
Step by Step Solution
- Step 1: Write the proportion equation
556,591.68 : 834,149.12 = 303,222.08 : x - Step 2: Convert to fraction form
556,591.68/834,149.12 = 303,222.08/x - Step 3: Cross multiply
556,591.68x = 834,149.12 × 303,222.08 - Step 4: Simplify right side
556,591.68x = 252,932,431,196.57 - Step 5: Solve for x
x = 252,932,431,196.57/556,591.68 - Step 6: Final answer
x = 454,430.85
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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.