Finding the Fourth Proportional to 371,212.02, 512,272.91 and 201,446.14
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Solution
The fourth proportional to 371,212.02, 512,272.91 and 201,446.14 is: 277,995.85
Step by Step Solution
- Step 1: Write the proportion equation
371,212.02 : 512,272.91 = 201,446.14 : x - Step 2: Convert to fraction form
371,212.02/512,272.91 = 201,446.14/x - Step 3: Cross multiply
371,212.02x = 512,272.91 × 201,446.14 - Step 4: Simplify right side
371,212.02x = 103,195,400,346.07 - Step 5: Solve for x
x = 103,195,400,346.07/371,212.02 - Step 6: Final answer
x = 277,995.85
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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.