Finding the Fourth Proportional to 314,758.62, 471,742.90 and 247,934.84
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Solution
The fourth proportional to 314,758.62, 471,742.90 and 247,934.84 is: 371,591.09
Step by Step Solution
- Step 1: Write the proportion equation
314,758.62 : 471,742.90 = 247,934.84 : x - Step 2: Convert to fraction form
314,758.62/471,742.90 = 247,934.84/x - Step 3: Cross multiply
314,758.62x = 471,742.90 × 247,934.84 - Step 4: Simplify right side
314,758.62x = 116,961,497,454.08 - Step 5: Solve for x
x = 116,961,497,454.08/314,758.62 - Step 6: Final answer
x = 371,591.09
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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.