Finding the Fourth Proportional to 860,793.26, 1,187,903.79 and 473,613.75
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Solution
The fourth proportional to 860,793.26, 1,187,903.79 and 473,613.75 is: 653,591.98
Step by Step Solution
- Step 1: Write the proportion equation
860,793.26 : 1,187,903.79 = 473,613.75 : x - Step 2: Convert to fraction form
860,793.26/1,187,903.79 = 473,613.75/x - Step 3: Cross multiply
860,793.26x = 1,187,903.79 × 473,613.75 - Step 4: Simplify right side
860,793.26x = 562,607,568,621.11 - Step 5: Solve for x
x = 562,607,568,621.11/860,793.26 - Step 6: Final answer
x = 653,591.98
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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.