Finding the Fourth Proportional to 331,441.18, 457,375.93 and 202,595.38
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Solution
The fourth proportional to 331,441.18, 457,375.93 and 202,595.38 is: 279,573.74
Step by Step Solution
- Step 1: Write the proportion equation
331,441.18 : 457,375.93 = 202,595.38 : x - Step 2: Convert to fraction form
331,441.18/457,375.93 = 202,595.38/x - Step 3: Cross multiply
331,441.18x = 457,375.93 × 202,595.38 - Step 4: Simplify right side
331,441.18x = 92,662,249,328.23 - Step 5: Solve for x
x = 92,662,249,328.23/331,441.18 - Step 6: Final answer
x = 279,573.74
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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.