Finding the Fourth Proportional to 371,392.14, 512,527.38 and 201,626.28
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Solution
The fourth proportional to 371,392.14, 512,527.38 and 201,626.28 is: 278,247.65
Step by Step Solution
- Step 1: Write the proportion equation
371,392.14 : 512,527.38 = 201,626.28 : x - Step 2: Convert to fraction form
371,392.14/512,527.38 = 201,626.28/x - Step 3: Cross multiply
371,392.14x = 512,527.38 × 201,626.28 - Step 4: Simplify right side
371,392.14x = 103,338,989,027.55 - Step 5: Solve for x
x = 103,338,989,027.55/371,392.14 - Step 6: Final answer
x = 278,247.65
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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.