Finding the Fourth Proportional to 434.47, 599.62 and 247.99
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Solution
The fourth proportional to 434.47, 599.62 and 247.99 is: 342.26
Step by Step Solution
- Step 1: Write the proportion equation
434.47 : 599.62 = 247.99 : x - Step 2: Convert to fraction form
434.47/599.62 = 247.99/x - Step 3: Cross multiply
434.47x = 599.62 × 247.99 - Step 4: Simplify right side
434.47x = 148,699.76 - Step 5: Solve for x
x = 148,699.76/434.47 - Step 6: Final answer
x = 342.26
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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.