Finding the Fourth Proportional to 272.94, 410.02 and 272.94
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Solution
The fourth proportional to 272.94, 410.02 and 272.94 is: 410.02
Step by Step Solution
- Step 1: Write the proportion equation
272.94 : 410.02 = 272.94 : x - Step 2: Convert to fraction form
272.94/410.02 = 272.94/x - Step 3: Cross multiply
272.94x = 410.02 × 272.94 - Step 4: Simplify right side
272.94x = 111,910.86 - Step 5: Solve for x
x = 111,910.86/272.94 - Step 6: Final answer
x = 410.02
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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.