Finding the Fourth Proportional to 371,407.92, 512,542.92 and 201,642.06
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Solution
The fourth proportional to 371,407.92, 512,542.92 and 201,642.06 is: 278,266.04
Step by Step Solution
- Step 1: Write the proportion equation
371,407.92 : 512,542.92 = 201,642.06 : x - Step 2: Convert to fraction form
371,407.92/512,542.92 = 201,642.06/x - Step 3: Cross multiply
371,407.92x = 512,542.92 × 201,642.06 - Step 4: Simplify right side
371,407.92x = 103,350,210,227.22 - Step 5: Solve for x
x = 103,350,210,227.22/371,407.92 - Step 6: Final answer
x = 278,266.04
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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.