Finding the Fourth Proportional to 350.11, 483.12 and 202.75
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Solution
The fourth proportional to 350.11, 483.12 and 202.75 is: 279.78
Step by Step Solution
- Step 1: Write the proportion equation
350.11 : 483.12 = 202.75 : x - Step 2: Convert to fraction form
350.11/483.12 = 202.75/x - Step 3: Cross multiply
350.11x = 483.12 × 202.75 - Step 4: Simplify right side
350.11x = 97,952.58 - Step 5: Solve for x
x = 97,952.58/350.11 - Step 6: Final answer
x = 279.78
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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.