Finding the Fourth Proportional to 414,700.20, 620,857.02 and 371,427.68
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Solution
The fourth proportional to 414,700.20, 620,857.02 and 371,427.68 is: 556,072.75
Step by Step Solution
- Step 1: Write the proportion equation
414,700.20 : 620,857.02 = 371,427.68 : x - Step 2: Convert to fraction form
414,700.20/620,857.02 = 371,427.68/x - Step 3: Cross multiply
414,700.20x = 620,857.02 × 371,427.68 - Step 4: Simplify right side
414,700.20x = 230,603,480,838.88 - Step 5: Solve for x
x = 230,603,480,838.88/414,700.20 - Step 6: Final answer
x = 556,072.75
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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.