Finding the Fourth Proportional to 579,467.94, 799,625.43 and 321,358.26
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Solution
The fourth proportional to 579,467.94, 799,625.43 and 321,358.26 is: 443,452.03
Step by Step Solution
- Step 1: Write the proportion equation
579,467.94 : 799,625.43 = 321,358.26 : x - Step 2: Convert to fraction form
579,467.94/799,625.43 = 321,358.26/x - Step 3: Cross multiply
579,467.94x = 799,625.43 × 321,358.26 - Step 4: Simplify right side
579,467.94x = 256,966,236,836.55 - Step 5: Solve for x
x = 256,966,236,836.55/579,467.94 - Step 6: Final answer
x = 443,452.03
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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.