Finding the Fourth Proportional to 694.24, 1,041.84 and 352.48
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Solution
The fourth proportional to 694.24, 1,041.84 and 352.48 is: 528.96
Step by Step Solution
- Step 1: Write the proportion equation
694.24 : 1,041.84 = 352.48 : x - Step 2: Convert to fraction form
694.24/1,041.84 = 352.48/x - Step 3: Cross multiply
694.24x = 1,041.84 × 352.48 - Step 4: Simplify right side
694.24x = 367,227.76 - Step 5: Solve for x
x = 367,227.76/694.24 - Step 6: Final answer
x = 528.96
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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.