Finding the Fourth Proportional to 366,847.70, 513,936.70 and 366,847.70
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Solution
The fourth proportional to 366,847.70, 513,936.70 and 366,847.70 is: 513,936.70
Step by Step Solution
- Step 1: Write the proportion equation
366,847.70 : 513,936.70 = 366,847.70 : x - Step 2: Convert to fraction form
366,847.70/513,936.70 = 366,847.70/x - Step 3: Cross multiply
366,847.70x = 513,936.70 × 366,847.70 - Step 4: Simplify right side
366,847.70x = 188,536,496,340.59 - Step 5: Solve for x
x = 188,536,496,340.59/366,847.70 - Step 6: Final answer
x = 513,936.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.