Finding the Fourth Proportional to 593.08, 819.36 and 453.76
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Solution
The fourth proportional to 593.08, 819.36 and 453.76 is: 626.88
Step by Step Solution
- Step 1: Write the proportion equation
593.08 : 819.36 = 453.76 : x - Step 2: Convert to fraction form
593.08/819.36 = 453.76/x - Step 3: Cross multiply
593.08x = 819.36 × 453.76 - Step 4: Simplify right side
593.08x = 371,792.79 - Step 5: Solve for x
x = 371,792.79/593.08 - Step 6: Final answer
x = 626.88
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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.