Finding the Fourth Proportional to 350.24, 525.42 and 130.95
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Solution
The fourth proportional to 350.24, 525.42 and 130.95 is: 196.45
Step by Step Solution
- Step 1: Write the proportion equation
350.24 : 525.42 = 130.95 : x - Step 2: Convert to fraction form
350.24/525.42 = 130.95/x - Step 3: Cross multiply
350.24x = 525.42 × 130.95 - Step 4: Simplify right side
350.24x = 68,803.75 - Step 5: Solve for x
x = 68,803.75/350.24 - Step 6: Final answer
x = 196.45
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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.