Finding the Fourth Proportional to 372.46, 558.62 and 166.99
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Solution
The fourth proportional to 372.46, 558.62 and 166.99 is: 250.45
Step by Step Solution
- Step 1: Write the proportion equation
372.46 : 558.62 = 166.99 : x - Step 2: Convert to fraction form
372.46/558.62 = 166.99/x - Step 3: Cross multiply
372.46x = 558.62 × 166.99 - Step 4: Simplify right side
372.46x = 93,283.95 - Step 5: Solve for x
x = 93,283.95/372.46 - Step 6: Final answer
x = 250.45
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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.