Finding the Fourth Proportional to 371,260.44, 512,339.76 and 201,494.61
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Solution
The fourth proportional to 371,260.44, 512,339.76 and 201,494.61 is: 278,062.75
Step by Step Solution
- Step 1: Write the proportion equation
371,260.44 : 512,339.76 = 201,494.61 : x - Step 2: Convert to fraction form
371,260.44/512,339.76 = 201,494.61/x - Step 3: Cross multiply
371,260.44x = 512,339.76 × 201,494.61 - Step 4: Simplify right side
371,260.44x = 103,233,700,128.69 - Step 5: Solve for x
x = 103,233,700,128.69/371,260.44 - Step 6: Final answer
x = 278,062.75
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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.