Finding the Fourth Proportional to 332.68, 459.14 and 201.68
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Solution
The fourth proportional to 332.68, 459.14 and 201.68 is: 278.34
Step by Step Solution
- Step 1: Write the proportion equation
332.68 : 459.14 = 201.68 : x - Step 2: Convert to fraction form
332.68/459.14 = 201.68/x - Step 3: Cross multiply
332.68x = 459.14 × 201.68 - Step 4: Simplify right side
332.68x = 92,599.36 - Step 5: Solve for x
x = 92,599.36/332.68 - Step 6: Final answer
x = 278.34
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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.