Finding the Fourth Proportional to 488,554.20, 733,004.10 and 471,274.20
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Solution
The fourth proportional to 488,554.20, 733,004.10 and 471,274.20 is: 707,077.99
Step by Step Solution
- Step 1: Write the proportion equation
488,554.20 : 733,004.10 = 471,274.20 : x - Step 2: Convert to fraction form
488,554.20/733,004.10 = 471,274.20/x - Step 3: Cross multiply
488,554.20x = 733,004.10 × 471,274.20 - Step 4: Simplify right side
488,554.20x = 345,445,920,824.22 - Step 5: Solve for x
x = 345,445,920,824.22/488,554.20 - Step 6: Final answer
x = 707,077.99
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1.5x scale
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.