Finding the Fourth Proportional to 722,315.88, 1,083,545.49 and 267,026.41
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Solution
The fourth proportional to 722,315.88, 1,083,545.49 and 267,026.41 is: 400,566.11
Step by Step Solution
- Step 1: Write the proportion equation
722,315.88 : 1,083,545.49 = 267,026.41 : x - Step 2: Convert to fraction form
722,315.88/1,083,545.49 = 267,026.41/x - Step 3: Cross multiply
722,315.88x = 1,083,545.49 × 267,026.41 - Step 4: Simplify right side
722,315.88x = 289,335,262,266.39 - Step 5: Solve for x
x = 289,335,262,266.39/722,315.88 - Step 6: Final answer
x = 400,566.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.