Finding the Fourth Proportional to 966.69, 1,333.74 and 546.99
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Solution
The fourth proportional to 966.69, 1,333.74 and 546.99 is: 754.68
Step by Step Solution
- Step 1: Write the proportion equation
966.69 : 1,333.74 = 546.99 : x - Step 2: Convert to fraction form
966.69/1,333.74 = 546.99/x - Step 3: Cross multiply
966.69x = 1,333.74 × 546.99 - Step 4: Simplify right side
966.69x = 729,542.44 - Step 5: Solve for x
x = 729,542.44/966.69 - Step 6: Final answer
x = 754.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.