Finding the Fourth Proportional to 317,149.34, 475,609.79 and 92,465.06
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Solution
The fourth proportional to 317,149.34, 475,609.79 and 92,465.06 is: 138,664.28
Step by Step Solution
- Step 1: Write the proportion equation
317,149.34 : 475,609.79 = 92,465.06 : x - Step 2: Convert to fraction form
317,149.34/475,609.79 = 92,465.06/x - Step 3: Cross multiply
317,149.34x = 475,609.79 × 92,465.06 - Step 4: Simplify right side
317,149.34x = 43,977,285,622.05 - Step 5: Solve for x
x = 43,977,285,622.05/317,149.34 - Step 6: Final answer
x = 138,664.28
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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.