Finding the Fourth Proportional to 341,690.13, 512,584.11 and 105,052.68
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Solution
The fourth proportional to 341,690.13, 512,584.11 and 105,052.68 is: 157,594.06
Step by Step Solution
- Step 1: Write the proportion equation
341,690.13 : 512,584.11 = 105,052.68 : x - Step 2: Convert to fraction form
341,690.13/512,584.11 = 105,052.68/x - Step 3: Cross multiply
341,690.13x = 512,584.11 × 105,052.68 - Step 4: Simplify right side
341,690.13x = 53,848,334,480.91 - Step 5: Solve for x
x = 53,848,334,480.91/341,690.13 - Step 6: Final answer
x = 157,594.06
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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.