Finding the Fourth Proportional to 351,489.08, 485,052.52 and 190,340.44
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Solution
The fourth proportional to 351,489.08, 485,052.52 and 190,340.44 is: 262,668.50
Step by Step Solution
- Step 1: Write the proportion equation
351,489.08 : 485,052.52 = 190,340.44 : x - Step 2: Convert to fraction form
351,489.08/485,052.52 = 190,340.44/x - Step 3: Cross multiply
351,489.08x = 485,052.52 × 190,340.44 - Step 4: Simplify right side
351,489.08x = 92,325,110,079.91 - Step 5: Solve for x
x = 92,325,110,079.91/351,489.08 - Step 6: Final answer
x = 262,668.50
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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.