Finding the Fourth Proportional to 484,175.36, 726,263.10 and 129,190.70
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Solution
The fourth proportional to 484,175.36, 726,263.10 and 129,190.70 is: 193,786.07
Step by Step Solution
- Step 1: Write the proportion equation
484,175.36 : 726,263.10 = 129,190.70 : x - Step 2: Convert to fraction form
484,175.36/726,263.10 = 129,190.70/x - Step 3: Cross multiply
484,175.36x = 726,263.10 × 129,190.70 - Step 4: Simplify right side
484,175.36x = 93,826,438,273.17 - Step 5: Solve for x
x = 93,826,438,273.17/484,175.36 - Step 6: Final answer
x = 193,786.07
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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.