Finding the Fourth Proportional to 576,074.88, 794,982.84 and 321,426.07
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Solution
The fourth proportional to 576,074.88, 794,982.84 and 321,426.07 is: 443,567.70
Step by Step Solution
- Step 1: Write the proportion equation
576,074.88 : 794,982.84 = 321,426.07 : x - Step 2: Convert to fraction form
576,074.88/794,982.84 = 321,426.07/x - Step 3: Cross multiply
576,074.88x = 794,982.84 × 321,426.07 - Step 4: Simplify right side
576,074.88x = 255,528,207,991.18 - Step 5: Solve for x
x = 255,528,207,991.18/576,074.88 - Step 6: Final answer
x = 443,567.70
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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.