Finding the Fourth Proportional to 498,681.91, 747,806.61 and 273,974.95
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Solution
The fourth proportional to 498,681.91, 747,806.61 and 273,974.95 is: 410,843.61
Step by Step Solution
- Step 1: Write the proportion equation
498,681.91 : 747,806.61 = 273,974.95 : x - Step 2: Convert to fraction form
498,681.91/747,806.61 = 273,974.95/x - Step 3: Cross multiply
498,681.91x = 747,806.61 × 273,974.95 - Step 4: Simplify right side
498,681.91x = 204,880,278,584.42 - Step 5: Solve for x
x = 204,880,278,584.42/498,681.91 - Step 6: Final answer
x = 410,843.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.