Finding the Fourth Proportional to 484,077.80, 726,116.70 and 147,117.80
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Solution
The fourth proportional to 484,077.80, 726,116.70 and 147,117.80 is: 220,676.70
Step by Step Solution
- Step 1: Write the proportion equation
484,077.80 : 726,116.70 = 147,117.80 : x - Step 2: Convert to fraction form
484,077.80/726,116.70 = 147,117.80/x - Step 3: Cross multiply
484,077.80x = 726,116.70 × 147,117.80 - Step 4: Simplify right side
484,077.80x = 106,824,691,447.26 - Step 5: Solve for x
x = 106,824,691,447.26/484,077.80 - Step 6: Final answer
x = 220,676.70
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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.