Finding the Fourth Proportional to 966, 1,450 and 528
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Solution
The fourth proportional to 966, 1,450 and 528 is: 792.55
Step by Step Solution
- Step 1: Write the proportion equation
966 : 1,450 = 528 : x - Step 2: Convert to fraction form
966/1,450 = 528/x - Step 3: Cross multiply
966x = 1,450 × 528 - Step 4: Simplify right side
966x = 765,600 - Step 5: Solve for x
x = 765,600/966 - Step 6: Final answer
x = 792.55
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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.