Finding the Fourth Proportional to 371,576.43, 512,767.04 and 201,806.91
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Solution
The fourth proportional to 371,576.43, 512,767.04 and 201,806.91 is: 278,488.96
Step by Step Solution
- Step 1: Write the proportion equation
371,576.43 : 512,767.04 = 201,806.91 : x - Step 2: Convert to fraction form
371,576.43/512,767.04 = 201,806.91/x - Step 3: Cross multiply
371,576.43x = 512,767.04 × 201,806.91 - Step 4: Simplify right side
371,576.43x = 103,479,931,892.25 - Step 5: Solve for x
x = 103,479,931,892.25/371,576.43 - Step 6: Final answer
x = 278,488.96
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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.