Finding the Fourth Proportional to 966.96, 1,334.39 and 573.99
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Solution
The fourth proportional to 966.96, 1,334.39 and 573.99 is: 792.09
Step by Step Solution
- Step 1: Write the proportion equation
966.96 : 1,334.39 = 573.99 : x - Step 2: Convert to fraction form
966.96/1,334.39 = 573.99/x - Step 3: Cross multiply
966.96x = 1,334.39 × 573.99 - Step 4: Simplify right side
966.96x = 765,923.65 - Step 5: Solve for x
x = 765,923.65/966.96 - Step 6: Final answer
x = 792.09
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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.