Finding the Fourth Proportional to 317,099.97, 437,594.63 and 173,859.66
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Solution
The fourth proportional to 317,099.97, 437,594.63 and 173,859.66 is: 239,924.50
Step by Step Solution
- Step 1: Write the proportion equation
317,099.97 : 437,594.63 = 173,859.66 : x - Step 2: Convert to fraction form
317,099.97/437,594.63 = 173,859.66/x - Step 3: Cross multiply
317,099.97x = 437,594.63 × 173,859.66 - Step 4: Simplify right side
317,099.97x = 76,080,052,720.33 - Step 5: Solve for x
x = 76,080,052,720.33/317,099.97 - Step 6: Final answer
x = 239,924.50
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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.