Finding the Fourth Proportional to 371,266.60, 512,349.42 and 201,500.92
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Solution
The fourth proportional to 371,266.60, 512,349.42 and 201,500.92 is: 278,072.09
Step by Step Solution
- Step 1: Write the proportion equation
371,266.60 : 512,349.42 = 201,500.92 : x - Step 2: Convert to fraction form
371,266.60/512,349.42 = 201,500.92/x - Step 3: Cross multiply
371,266.60x = 512,349.42 × 201,500.92 - Step 4: Simplify right side
371,266.60x = 103,238,879,491.47 - Step 5: Solve for x
x = 103,238,879,491.47/371,266.60 - Step 6: Final answer
x = 278,072.09
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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.