Finding the Fourth Proportional to 366,300.70, 548,794.95 and 313,812.70
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Solution
The fourth proportional to 366,300.70, 548,794.95 and 313,812.70 is: 470,156.96
Step by Step Solution
- Step 1: Write the proportion equation
366,300.70 : 548,794.95 = 313,812.70 : x - Step 2: Convert to fraction form
366,300.70/548,794.95 = 313,812.70/x - Step 3: Cross multiply
366,300.70x = 548,794.95 × 313,812.70 - Step 4: Simplify right side
366,300.70x = 172,218,825,005.87 - Step 5: Solve for x
x = 172,218,825,005.87/366,300.70 - Step 6: Final answer
x = 470,156.96
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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.