Finding the Fourth Proportional to 317,325.12, 475,984.04 and 107,110.68
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Solution
The fourth proportional to 317,325.12, 475,984.04 and 107,110.68 is: 160,664.79
Step by Step Solution
- Step 1: Write the proportion equation
317,325.12 : 475,984.04 = 107,110.68 : x - Step 2: Convert to fraction form
317,325.12/475,984.04 = 107,110.68/x - Step 3: Cross multiply
317,325.12x = 475,984.04 × 107,110.68 - Step 4: Simplify right side
317,325.12x = 50,982,973,657.99 - Step 5: Solve for x
x = 50,982,973,657.99/317,325.12 - Step 6: Final answer
x = 160,664.79
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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.