Finding the Fourth Proportional to 731.63, 1,097.42 and 614.99
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Solution
The fourth proportional to 731.63, 1,097.42 and 614.99 is: 922.46
Step by Step Solution
- Step 1: Write the proportion equation
731.63 : 1,097.42 = 614.99 : x - Step 2: Convert to fraction form
731.63/1,097.42 = 614.99/x - Step 3: Cross multiply
731.63x = 1,097.42 × 614.99 - Step 4: Simplify right side
731.63x = 674,901.99 - Step 5: Solve for x
x = 674,901.99/731.63 - Step 6: Final answer
x = 922.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.