Finding the Fourth Proportional to 436,895.40, 654,503.49 and 267,922.99
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Solution
The fourth proportional to 436,895.40, 654,503.49 and 267,922.99 is: 401,369.61
Step by Step Solution
- Step 1: Write the proportion equation
436,895.40 : 654,503.49 = 267,922.99 : x - Step 2: Convert to fraction form
436,895.40/654,503.49 = 267,922.99/x - Step 3: Cross multiply
436,895.40x = 654,503.49 × 267,922.99 - Step 4: Simplify right side
436,895.40x = 175,356,532,824.36 - Step 5: Solve for x
x = 175,356,532,824.36/436,895.40 - Step 6: Final answer
x = 401,369.61
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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.