Finding the Fourth Proportional to 332.57, 458.99 and 201.62
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Solution
The fourth proportional to 332.57, 458.99 and 201.62 is: 278.26
Step by Step Solution
- Step 1: Write the proportion equation
332.57 : 458.99 = 201.62 : x - Step 2: Convert to fraction form
332.57/458.99 = 201.62/x - Step 3: Cross multiply
332.57x = 458.99 × 201.62 - Step 4: Simplify right side
332.57x = 92,538.26 - Step 5: Solve for x
x = 92,538.26/332.57 - Step 6: Final answer
x = 278.26
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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.