Finding the Fourth Proportional to 673,591.38, 929,555.87 and 459,105.99
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Solution
The fourth proportional to 673,591.38, 929,555.87 and 459,105.99 is: 633,566.10
Step by Step Solution
- Step 1: Write the proportion equation
673,591.38 : 929,555.87 = 459,105.99 : x - Step 2: Convert to fraction form
673,591.38/929,555.87 = 459,105.99/x - Step 3: Cross multiply
673,591.38x = 929,555.87 × 459,105.99 - Step 4: Simplify right side
673,591.38x = 426,764,665,661.13 - Step 5: Solve for x
x = 426,764,665,661.13/673,591.38 - Step 6: Final answer
x = 633,566.10
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1.5x scale
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.