Finding the Fourth Proportional to 352.68, 529.12 and 170.08
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Solution
The fourth proportional to 352.68, 529.12 and 170.08 is: 255.16
Step by Step Solution
- Step 1: Write the proportion equation
352.68 : 529.12 = 170.08 : x - Step 2: Convert to fraction form
352.68/529.12 = 170.08/x - Step 3: Cross multiply
352.68x = 529.12 × 170.08 - Step 4: Simplify right side
352.68x = 89,990.08 - Step 5: Solve for x
x = 89,990.08/352.68 - Step 6: Final answer
x = 255.16
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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.