Finding the Fourth Proportional to 850,317.60, 1,275,549.82 and 219,226.08
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Solution
The fourth proportional to 850,317.60, 1,275,549.82 and 219,226.08 is: 328,858.05
Step by Step Solution
- Step 1: Write the proportion equation
850,317.60 : 1,275,549.82 = 219,226.08 : x - Step 2: Convert to fraction form
850,317.60/1,275,549.82 = 219,226.08/x - Step 3: Cross multiply
850,317.60x = 1,275,549.82 × 219,226.08 - Step 4: Simplify right side
850,317.60x = 279,633,786,883.31 - Step 5: Solve for x
x = 279,633,786,883.31/850,317.60 - Step 6: Final answer
x = 328,858.05
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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.