Finding the Fourth Proportional to 350.99, 526.45 and 213.99
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Solution
The fourth proportional to 350.99, 526.45 and 213.99 is: 320.96
Step by Step Solution
- Step 1: Write the proportion equation
350.99 : 526.45 = 213.99 : x - Step 2: Convert to fraction form
350.99/526.45 = 213.99/x - Step 3: Cross multiply
350.99x = 526.45 × 213.99 - Step 4: Simplify right side
350.99x = 112,655.04 - Step 5: Solve for x
x = 112,655.04/350.99 - Step 6: Final answer
x = 320.96
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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.