Finding the Fourth Proportional to 350.10, 483.09 and 202.74
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Solution
The fourth proportional to 350.10, 483.09 and 202.74 is: 279.75
Step by Step Solution
- Step 1: Write the proportion equation
350.10 : 483.09 = 202.74 : x - Step 2: Convert to fraction form
350.10/483.09 = 202.74/x - Step 3: Cross multiply
350.10x = 483.09 × 202.74 - Step 4: Simplify right side
350.10x = 97,941.67 - Step 5: Solve for x
x = 97,941.67/350.10 - Step 6: Final answer
x = 279.75
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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.