Finding the Fourth Proportional to 564.97, 845.94 and 290.99
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Solution
The fourth proportional to 564.97, 845.94 and 290.99 is: 435.70
Step by Step Solution
- Step 1: Write the proportion equation
564.97 : 845.94 = 290.99 : x - Step 2: Convert to fraction form
564.97/845.94 = 290.99/x - Step 3: Cross multiply
564.97x = 845.94 × 290.99 - Step 4: Simplify right side
564.97x = 246,160.08 - Step 5: Solve for x
x = 246,160.08/564.97 - Step 6: Final answer
x = 435.70
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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.