Finding the Fourth Proportional to 357.99, 536.08 and 327.92
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Solution
The fourth proportional to 357.99, 536.08 and 327.92 is: 491.05
Step by Step Solution
- Step 1: Write the proportion equation
357.99 : 536.08 = 327.92 : x - Step 2: Convert to fraction form
357.99/536.08 = 327.92/x - Step 3: Cross multiply
357.99x = 536.08 × 327.92 - Step 4: Simplify right side
357.99x = 175,793.45 - Step 5: Solve for x
x = 175,793.45/357.99 - Step 6: Final answer
x = 491.05
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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.