Finding the Fourth Proportional to 584.60, 806.76 and 336
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Solution
The fourth proportional to 584.60, 806.76 and 336 is: 463.69
Step by Step Solution
- Step 1: Write the proportion equation
584.60 : 806.76 = 336 : x - Step 2: Convert to fraction form
584.60/806.76 = 336/x - Step 3: Cross multiply
584.60x = 806.76 × 336 - Step 4: Simplify right side
584.60x = 271,071.36 - Step 5: Solve for x
x = 271,071.36/584.60 - Step 6: Final answer
x = 463.69
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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.