Finding the Fourth Proportional to 484,311.96, 726,382.08 and 147,270.96
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Solution
The fourth proportional to 484,311.96, 726,382.08 and 147,270.96 is: 220,880.33
Step by Step Solution
- Step 1: Write the proportion equation
484,311.96 : 726,382.08 = 147,270.96 : x - Step 2: Convert to fraction form
484,311.96/726,382.08 = 147,270.96/x - Step 3: Cross multiply
484,311.96x = 726,382.08 × 147,270.96 - Step 4: Simplify right side
484,311.96x = 106,974,986,248.40 - Step 5: Solve for x
x = 106,974,986,248.40/484,311.96 - Step 6: Final answer
x = 220,880.33
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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.