Finding the Fourth Proportional to 382,207.70, 573,311.55 and 329,719.70
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Solution
The fourth proportional to 382,207.70, 573,311.55 and 329,719.70 is: 494,579.55
Step by Step Solution
- Step 1: Write the proportion equation
382,207.70 : 573,311.55 = 329,719.70 : x - Step 2: Convert to fraction form
382,207.70/573,311.55 = 329,719.70/x - Step 3: Cross multiply
382,207.70x = 573,311.55 × 329,719.70 - Step 4: Simplify right side
382,207.70x = 189,032,112,272.54 - Step 5: Solve for x
x = 189,032,112,272.54/382,207.70 - Step 6: Final answer
x = 494,579.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.