Finding the Fourth Proportional to 674.33, 931.70 and 599.99
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Solution
The fourth proportional to 674.33, 931.70 and 599.99 is: 828.99
Step by Step Solution
- Step 1: Write the proportion equation
674.33 : 931.70 = 599.99 : x - Step 2: Convert to fraction form
674.33/931.70 = 599.99/x - Step 3: Cross multiply
674.33x = 931.70 × 599.99 - Step 4: Simplify right side
674.33x = 559,010.68 - Step 5: Solve for x
x = 559,010.68/674.33 - Step 6: Final answer
x = 828.99
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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.