Finding the Fourth Proportional to 366,824.70, 550,237.05 and 331,395.30
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Solution
The fourth proportional to 366,824.70, 550,237.05 and 331,395.30 is: 497,092.95
Step by Step Solution
- Step 1: Write the proportion equation
366,824.70 : 550,237.05 = 331,395.30 : x - Step 2: Convert to fraction form
366,824.70/550,237.05 = 331,395.30/x - Step 3: Cross multiply
366,824.70x = 550,237.05 × 331,395.30 - Step 4: Simplify right side
366,824.70x = 182,345,972,255.87 - Step 5: Solve for x
x = 182,345,972,255.87/366,824.70 - Step 6: Final answer
x = 497,092.95
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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.