Finding the Fourth Proportional to 632.91, 950.26 and 324.99
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Solution
The fourth proportional to 632.91, 950.26 and 324.99 is: 487.94
Step by Step Solution
- Step 1: Write the proportion equation
632.91 : 950.26 = 324.99 : x - Step 2: Convert to fraction form
632.91/950.26 = 324.99/x - Step 3: Cross multiply
632.91x = 950.26 × 324.99 - Step 4: Simplify right side
632.91x = 308,824.79 - Step 5: Solve for x
x = 308,824.79/632.91 - Step 6: Final answer
x = 487.94
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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.