Finding the Fourth Proportional to 453,161.06, 625,107.21 and 271,824.74
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Solution
The fourth proportional to 453,161.06, 625,107.21 and 271,824.74 is: 374,965.15
Step by Step Solution
- Step 1: Write the proportion equation
453,161.06 : 625,107.21 = 271,824.74 : x - Step 2: Convert to fraction form
453,161.06/625,107.21 = 271,824.74/x - Step 3: Cross multiply
453,161.06x = 625,107.21 × 271,824.74 - Step 4: Simplify right side
453,161.06x = 169,919,604,830.38 - Step 5: Solve for x
x = 169,919,604,830.38/453,161.06 - Step 6: Final answer
x = 374,965.15
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1.5x scale
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.