Finding the Fourth Proportional to 735.66, 1,015.62 and 441
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Solution
The fourth proportional to 735.66, 1,015.62 and 441 is: 608.83
Step by Step Solution
- Step 1: Write the proportion equation
735.66 : 1,015.62 = 441 : x - Step 2: Convert to fraction form
735.66/1,015.62 = 441/x - Step 3: Cross multiply
735.66x = 1,015.62 × 441 - Step 4: Simplify right side
735.66x = 447,888.42 - Step 5: Solve for x
x = 447,888.42/735.66 - Step 6: Final answer
x = 608.83
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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.