Finding the Fourth Proportional to 338,201.60, 507,324.26 and 113,552.96
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Solution
The fourth proportional to 338,201.60, 507,324.26 and 113,552.96 is: 170,336.78
Step by Step Solution
- Step 1: Write the proportion equation
338,201.60 : 507,324.26 = 113,552.96 : x - Step 2: Convert to fraction form
338,201.60/507,324.26 = 113,552.96/x - Step 3: Cross multiply
338,201.60x = 507,324.26 × 113,552.96 - Step 4: Simplify right side
338,201.60x = 57,608,171,402.81 - Step 5: Solve for x
x = 57,608,171,402.81/338,201.60 - Step 6: Final answer
x = 170,336.78
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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.