Finding the Fourth Proportional to 317,207.91, 475,661.21 and 184,128.96
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Solution
The fourth proportional to 317,207.91, 475,661.21 and 184,128.96 is: 276,105.99
Step by Step Solution
- Step 1: Write the proportion equation
317,207.91 : 475,661.21 = 184,128.96 : x - Step 2: Convert to fraction form
317,207.91/475,661.21 = 184,128.96/x - Step 3: Cross multiply
317,207.91x = 475,661.21 × 184,128.96 - Step 4: Simplify right side
317,207.91x = 87,583,002,989.00 - Step 5: Solve for x
x = 87,583,002,989.00/317,207.91 - Step 6: Final answer
x = 276,105.99
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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.