Finding the Fourth Proportional to 965.94, 1,332.99 and 523.84
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Solution
The fourth proportional to 965.94, 1,332.99 and 523.84 is: 722.89
Step by Step Solution
- Step 1: Write the proportion equation
965.94 : 1,332.99 = 523.84 : x - Step 2: Convert to fraction form
965.94/1,332.99 = 523.84/x - Step 3: Cross multiply
965.94x = 1,332.99 × 523.84 - Step 4: Simplify right side
965.94x = 698,266.82 - Step 5: Solve for x
x = 698,266.82/965.94 - Step 6: Final answer
x = 722.89
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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.