Finding the Fourth Proportional to 429.84, 592.82 and 323.02
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Solution
The fourth proportional to 429.84, 592.82 and 323.02 is: 445.50
Step by Step Solution
- Step 1: Write the proportion equation
429.84 : 592.82 = 323.02 : x - Step 2: Convert to fraction form
429.84/592.82 = 323.02/x - Step 3: Cross multiply
429.84x = 592.82 × 323.02 - Step 4: Simplify right side
429.84x = 191,493.05 - Step 5: Solve for x
x = 191,493.05/429.84 - Step 6: Final answer
x = 445.50
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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.