Finding the Fourth Proportional to 371,079.88, 556,163.64 and 171,122.68
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Solution
The fourth proportional to 371,079.88, 556,163.64 and 171,122.68 is: 256,473.65
Step by Step Solution
- Step 1: Write the proportion equation
371,079.88 : 556,163.64 = 171,122.68 : x - Step 2: Convert to fraction form
371,079.88/556,163.64 = 171,122.68/x - Step 3: Cross multiply
371,079.88x = 556,163.64 × 171,122.68 - Step 4: Simplify right side
371,079.88x = 95,172,212,595.36 - Step 5: Solve for x
x = 95,172,212,595.36/371,079.88 - Step 6: Final answer
x = 256,473.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.