Finding the Fourth Proportional to 295.34, 407.56 and 170.99
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Solution
The fourth proportional to 295.34, 407.56 and 170.99 is: 235.96
Step by Step Solution
- Step 1: Write the proportion equation
295.34 : 407.56 = 170.99 : x - Step 2: Convert to fraction form
295.34/407.56 = 170.99/x - Step 3: Cross multiply
295.34x = 407.56 × 170.99 - Step 4: Simplify right side
295.34x = 69,688.68 - Step 5: Solve for x
x = 69,688.68/295.34 - Step 6: Final answer
x = 235.96
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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.