Finding the Fourth Proportional to 934,239.02, 1,289,249.84 and 504,519.12
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Solution
The fourth proportional to 934,239.02, 1,289,249.84 and 504,519.12 is: 696,236.38
Step by Step Solution
- Step 1: Write the proportion equation
934,239.02 : 1,289,249.84 = 504,519.12 : x - Step 2: Convert to fraction form
934,239.02/1,289,249.84 = 504,519.12/x - Step 3: Cross multiply
934,239.02x = 1,289,249.84 × 504,519.12 - Step 4: Simplify right side
934,239.02x = 650,451,195,998.24 - Step 5: Solve for x
x = 650,451,195,998.24/934,239.02 - Step 6: Final answer
x = 696,236.38
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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.