Finding the Fourth Proportional to 247,624.80, 371,437.20 and 184,639.20
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Solution
The fourth proportional to 247,624.80, 371,437.20 and 184,639.20 is: 276,958.80
Step by Step Solution
- Step 1: Write the proportion equation
247,624.80 : 371,437.20 = 184,639.20 : x - Step 2: Convert to fraction form
247,624.80/371,437.20 = 184,639.20/x - Step 3: Cross multiply
247,624.80x = 371,437.20 × 184,639.20 - Step 4: Simplify right side
247,624.80x = 68,581,867,458.24 - Step 5: Solve for x
x = 68,581,867,458.24/247,624.80 - Step 6: Final answer
x = 276,958.80
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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.