Finding the Fourth Proportional to 435.62, 653.44 and 110.99
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Solution
The fourth proportional to 435.62, 653.44 and 110.99 is: 166.49
Step by Step Solution
- Step 1: Write the proportion equation
435.62 : 653.44 = 110.99 : x - Step 2: Convert to fraction form
435.62/653.44 = 110.99/x - Step 3: Cross multiply
435.62x = 653.44 × 110.99 - Step 4: Simplify right side
435.62x = 72,525.31 - Step 5: Solve for x
x = 72,525.31/435.62 - Step 6: Final answer
x = 166.49
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Similar ratio
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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.