Finding the Fourth Proportional to 447,082.92, 670,919.83 and 210,493.26
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Solution
The fourth proportional to 447,082.92, 670,919.83 and 210,493.26 is: 315,878.99
Step by Step Solution
- Step 1: Write the proportion equation
447,082.92 : 670,919.83 = 210,493.26 : x - Step 2: Convert to fraction form
447,082.92/670,919.83 = 210,493.26/x - Step 3: Cross multiply
447,082.92x = 670,919.83 × 210,493.26 - Step 4: Simplify right side
447,082.92x = 141,224,101,689.11 - Step 5: Solve for x
x = 141,224,101,689.11/447,082.92 - Step 6: Final answer
x = 315,878.99
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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.