Finding the Fourth Proportional to 295,715.19, 407,944.71 and 193,696.50
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Solution
The fourth proportional to 295,715.19, 407,944.71 and 193,696.50 is: 267,207.99
Step by Step Solution
- Step 1: Write the proportion equation
295,715.19 : 407,944.71 = 193,696.50 : x - Step 2: Convert to fraction form
295,715.19/407,944.71 = 193,696.50/x - Step 3: Cross multiply
295,715.19x = 407,944.71 × 193,696.50 - Step 4: Simplify right side
295,715.19x = 79,017,462,520.52 - Step 5: Solve for x
x = 79,017,462,520.52/295,715.19 - Step 6: Final answer
x = 267,207.99
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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.