Finding the Fourth Proportional to 235,324.15, 324,749.84 and 127,894.19
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Solution
The fourth proportional to 235,324.15, 324,749.84 and 127,894.19 is: 176,495.35
Step by Step Solution
- Step 1: Write the proportion equation
235,324.15 : 324,749.84 = 127,894.19 : x - Step 2: Convert to fraction form
235,324.15/324,749.84 = 127,894.19/x - Step 3: Cross multiply
235,324.15x = 324,749.84 × 127,894.19 - Step 4: Simplify right side
235,324.15x = 41,533,617,739.43 - Step 5: Solve for x
x = 41,533,617,739.43/235,324.15 - Step 6: Final answer
x = 176,495.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.