Finding the Fourth Proportional to 307,170.42, 460,722.88 and 107,494.62
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Solution
The fourth proportional to 307,170.42, 460,722.88 and 107,494.62 is: 161,230.47
Step by Step Solution
- Step 1: Write the proportion equation
307,170.42 : 460,722.88 = 107,494.62 : x - Step 2: Convert to fraction form
307,170.42/460,722.88 = 107,494.62/x - Step 3: Cross multiply
307,170.42x = 460,722.88 × 107,494.62 - Step 4: Simplify right side
307,170.42x = 49,525,230,910.91 - Step 5: Solve for x
x = 49,525,230,910.91/307,170.42 - Step 6: Final answer
x = 161,230.47
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1.5x scale
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.