Finding the Fourth Proportional to 574,763.58, 793,173.69 and 320,114.70
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Solution
The fourth proportional to 574,763.58, 793,173.69 and 320,114.70 is: 441,758.26
Step by Step Solution
- Step 1: Write the proportion equation
574,763.58 : 793,173.69 = 320,114.70 : x - Step 2: Convert to fraction form
574,763.58/793,173.69 = 320,114.70/x - Step 3: Cross multiply
574,763.58x = 793,173.69 × 320,114.70 - Step 4: Simplify right side
574,763.58x = 253,906,557,822.24 - Step 5: Solve for x
x = 253,906,557,822.24/574,763.58 - Step 6: Final answer
x = 441,758.26
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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.