Finding the Fourth Proportional to 844.48, 1,164.96 and 568
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Solution
The fourth proportional to 844.48, 1,164.96 and 568 is: 783.56
Step by Step Solution
- Step 1: Write the proportion equation
844.48 : 1,164.96 = 568 : x - Step 2: Convert to fraction form
844.48/1,164.96 = 568/x - Step 3: Cross multiply
844.48x = 1,164.96 × 568 - Step 4: Simplify right side
844.48x = 661,697.28 - Step 5: Solve for x
x = 661,697.28/844.48 - Step 6: Final answer
x = 783.56
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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.