Finding the Fourth Proportional to 366,984.70, 513,156.50 and 366,984.70
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Solution
The fourth proportional to 366,984.70, 513,156.50 and 366,984.70 is: 513,156.50
Step by Step Solution
- Step 1: Write the proportion equation
366,984.70 : 513,156.50 = 366,984.70 : x - Step 2: Convert to fraction form
366,984.70/513,156.50 = 366,984.70/x - Step 3: Cross multiply
366,984.70x = 513,156.50 × 366,984.70 - Step 4: Simplify right side
366,984.70x = 188,320,584,205.55 - Step 5: Solve for x
x = 188,320,584,205.55/366,984.70 - Step 6: Final answer
x = 513,156.50
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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.