Finding the Fourth Proportional to 767,197.39, 1,059,186.05 and 682,078.95
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Solution
The fourth proportional to 767,197.39, 1,059,186.05 and 682,078.95 is: 941,672.27
Step by Step Solution
- Step 1: Write the proportion equation
767,197.39 : 1,059,186.05 = 682,078.95 : x - Step 2: Convert to fraction form
767,197.39/1,059,186.05 = 682,078.95/x - Step 3: Cross multiply
767,197.39x = 1,059,186.05 × 682,078.95 - Step 4: Simplify right side
767,197.39x = 722,448,508,838.65 - Step 5: Solve for x
x = 722,448,508,838.65/767,197.39 - Step 6: Final answer
x = 941,672.27
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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.