Finding the Fourth Proportional to 683,446.08, 943,151.84 and 377,543.52
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Solution
The fourth proportional to 683,446.08, 943,151.84 and 377,543.52 is: 521,007.99
Step by Step Solution
- Step 1: Write the proportion equation
683,446.08 : 943,151.84 = 377,543.52 : x - Step 2: Convert to fraction form
683,446.08/943,151.84 = 377,543.52/x - Step 3: Cross multiply
683,446.08x = 943,151.84 × 377,543.52 - Step 4: Simplify right side
683,446.08x = 356,080,865,568.08 - Step 5: Solve for x
x = 356,080,865,568.08/683,446.08 - Step 6: Final answer
x = 521,007.99
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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.