Finding the Fourth Proportional to 576.18, 795 and 488.02
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Solution
The fourth proportional to 576.18, 795 and 488.02 is: 673.36
Step by Step Solution
- Step 1: Write the proportion equation
576.18 : 795 = 488.02 : x - Step 2: Convert to fraction form
576.18/795 = 488.02/x - Step 3: Cross multiply
576.18x = 795 × 488.02 - Step 4: Simplify right side
576.18x = 387,975.90 - Step 5: Solve for x
x = 387,975.90/576.18 - Step 6: Final answer
x = 673.36
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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.