Finding the Fourth Proportional to 560,854.62, 773,975.37 and 306,205.80
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Solution
The fourth proportional to 560,854.62, 773,975.37 and 306,205.80 is: 422,561.82
Step by Step Solution
- Step 1: Write the proportion equation
560,854.62 : 773,975.37 = 306,205.80 : x - Step 2: Convert to fraction form
560,854.62/773,975.37 = 306,205.80/x - Step 3: Cross multiply
560,854.62x = 773,975.37 × 306,205.80 - Step 4: Simplify right side
560,854.62x = 236,995,747,351.15 - Step 5: Solve for x
x = 236,995,747,351.15/560,854.62 - Step 6: Final answer
x = 422,561.82
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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.