Finding the Fourth Proportional to 593.68, 819.28 and 331.70
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Solution
The fourth proportional to 593.68, 819.28 and 331.70 is: 457.74
Step by Step Solution
- Step 1: Write the proportion equation
593.68 : 819.28 = 331.70 : x - Step 2: Convert to fraction form
593.68/819.28 = 331.70/x - Step 3: Cross multiply
593.68x = 819.28 × 331.70 - Step 4: Simplify right side
593.68x = 271,752.41 - Step 5: Solve for x
x = 271,752.41/593.68 - Step 6: Final answer
x = 457.74
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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.