Finding the Fourth Proportional to 652,863.97, 979,340.95 and 273,402.64
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Solution
The fourth proportional to 652,863.97, 979,340.95 and 273,402.64 is: 410,122.80
Step by Step Solution
- Step 1: Write the proportion equation
652,863.97 : 979,340.95 = 273,402.64 : x - Step 2: Convert to fraction form
652,863.97/979,340.95 = 273,402.64/x - Step 3: Cross multiply
652,863.97x = 979,340.95 × 273,402.64 - Step 4: Simplify right side
652,863.97x = 267,754,401,190.11 - Step 5: Solve for x
x = 267,754,401,190.11/652,863.97 - Step 6: Final answer
x = 410,122.80
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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.