Finding the Fourth Proportional to 427,819.13, 590,452.17 and 246,496.31
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Solution
The fourth proportional to 427,819.13, 590,452.17 and 246,496.31 is: 340,200.50
Step by Step Solution
- Step 1: Write the proportion equation
427,819.13 : 590,452.17 = 246,496.31 : x - Step 2: Convert to fraction form
427,819.13/590,452.17 = 246,496.31/x - Step 3: Cross multiply
427,819.13x = 590,452.17 × 246,496.31 - Step 4: Simplify right side
427,819.13x = 145,544,281,136.49 - Step 5: Solve for x
x = 145,544,281,136.49/427,819.13 - Step 6: Final answer
x = 340,200.50
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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.