Finding the Fourth Proportional to 482.83, 664.79 and 425.99
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Solution
The fourth proportional to 482.83, 664.79 and 425.99 is: 586.52
Step by Step Solution
- Step 1: Write the proportion equation
482.83 : 664.79 = 425.99 : x - Step 2: Convert to fraction form
482.83/664.79 = 425.99/x - Step 3: Cross multiply
482.83x = 664.79 × 425.99 - Step 4: Simplify right side
482.83x = 283,189.68 - Step 5: Solve for x
x = 283,189.68/482.83 - Step 6: Final answer
x = 586.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.