Finding the Fourth Proportional to 371,226.34, 512,292.70 and 201,460.47
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Solution
The fourth proportional to 371,226.34, 512,292.70 and 201,460.47 is: 278,015.63
Step by Step Solution
- Step 1: Write the proportion equation
371,226.34 : 512,292.70 = 201,460.47 : x - Step 2: Convert to fraction form
371,226.34/512,292.70 = 201,460.47/x - Step 3: Cross multiply
371,226.34x = 512,292.70 × 201,460.47 - Step 4: Simplify right side
371,226.34x = 103,206,726,450.30 - Step 5: Solve for x
x = 103,206,726,450.30/371,226.34 - Step 6: Final answer
x = 278,015.63
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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.