Finding the Fourth Proportional to 357.96, 536.99 and 162.96
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Solution
The fourth proportional to 357.96, 536.99 and 162.96 is: 244.46
Step by Step Solution
- Step 1: Write the proportion equation
357.96 : 536.99 = 162.96 : x - Step 2: Convert to fraction form
357.96/536.99 = 162.96/x - Step 3: Cross multiply
357.96x = 536.99 × 162.96 - Step 4: Simplify right side
357.96x = 87,507.08 - Step 5: Solve for x
x = 87,507.08/357.96 - Step 6: Final answer
x = 244.46
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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.