Finding the Fourth Proportional to 572,546.08, 790,149.36 and 330,872.92
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Solution
The fourth proportional to 572,546.08, 790,149.36 and 330,872.92 is: 456,625.30
Step by Step Solution
- Step 1: Write the proportion equation
572,546.08 : 790,149.36 = 330,872.92 : x - Step 2: Convert to fraction form
572,546.08/790,149.36 = 330,872.92/x - Step 3: Cross multiply
572,546.08x = 790,149.36 × 330,872.92 - Step 4: Simplify right side
572,546.08x = 261,439,025,979.33 - Step 5: Solve for x
x = 261,439,025,979.33/572,546.08 - Step 6: Final answer
x = 456,625.30
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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.