Finding the Fourth Proportional to 356.96, 531.46 and 352.64
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Solution
The fourth proportional to 356.96, 531.46 and 352.64 is: 525.03
Step by Step Solution
- Step 1: Write the proportion equation
356.96 : 531.46 = 352.64 : x - Step 2: Convert to fraction form
356.96/531.46 = 352.64/x - Step 3: Cross multiply
356.96x = 531.46 × 352.64 - Step 4: Simplify right side
356.96x = 187,414.05 - Step 5: Solve for x
x = 187,414.05/356.96 - Step 6: Final answer
x = 525.03
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.