Finding the Fourth Proportional to 366,274.56, 550,253.87 and 258,452.09
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Solution
The fourth proportional to 366,274.56, 550,253.87 and 258,452.09 is: 388,272.28
Step by Step Solution
- Step 1: Write the proportion equation
366,274.56 : 550,253.87 = 258,452.09 : x - Step 2: Convert to fraction form
366,274.56/550,253.87 = 258,452.09/x - Step 3: Cross multiply
366,274.56x = 550,253.87 × 258,452.09 - Step 4: Simplify right side
366,274.56x = 142,214,258,688.56 - Step 5: Solve for x
x = 142,214,258,688.56/366,274.56 - Step 6: Final answer
x = 388,272.28
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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.