Finding the Fourth Proportional to 314,448.23, 471,278.68 and 247,624.44
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Solution
The fourth proportional to 314,448.23, 471,278.68 and 247,624.44 is: 371,126.66
Step by Step Solution
- Step 1: Write the proportion equation
314,448.23 : 471,278.68 = 247,624.44 : x - Step 2: Convert to fraction form
314,448.23/471,278.68 = 247,624.44/x - Step 3: Cross multiply
314,448.23x = 471,278.68 × 247,624.44 - Step 4: Simplify right side
314,448.23x = 116,700,120,179.97 - Step 5: Solve for x
x = 116,700,120,179.97/314,448.23 - Step 6: Final answer
x = 371,126.66
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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.