Finding the Fourth Proportional to 451.13, 676.53 and 177.08
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Solution
The fourth proportional to 451.13, 676.53 and 177.08 is: 265.55
Step by Step Solution
- Step 1: Write the proportion equation
451.13 : 676.53 = 177.08 : x - Step 2: Convert to fraction form
451.13/676.53 = 177.08/x - Step 3: Cross multiply
451.13x = 676.53 × 177.08 - Step 4: Simplify right side
451.13x = 119,796.55 - Step 5: Solve for x
x = 119,796.55/451.13 - Step 6: Final answer
x = 265.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.