Finding the Fourth Proportional to 350.21, 483.19 and 202.82
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Solution
The fourth proportional to 350.21, 483.19 and 202.82 is: 279.82
Step by Step Solution
- Step 1: Write the proportion equation
350.21 : 483.19 = 202.82 : x - Step 2: Convert to fraction form
350.21/483.19 = 202.82/x - Step 3: Cross multiply
350.21x = 483.19 × 202.82 - Step 4: Simplify right side
350.21x = 97,997.67 - Step 5: Solve for x
x = 97,997.67/350.21 - Step 6: Final answer
x = 279.82
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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.