Finding the Fourth Proportional to 235,246.19, 324,640.10 and 127,816.19
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Solution
The fourth proportional to 235,246.19, 324,640.10 and 127,816.19 is: 176,386.53
Step by Step Solution
- Step 1: Write the proportion equation
235,246.19 : 324,640.10 = 127,816.19 : x - Step 2: Convert to fraction form
235,246.19/324,640.10 = 127,816.19/x - Step 3: Cross multiply
235,246.19x = 324,640.10 × 127,816.19 - Step 4: Simplify right side
235,246.19x = 41,494,258,440.94 - Step 5: Solve for x
x = 41,494,258,440.94/235,246.19 - Step 6: Final answer
x = 176,386.53
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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.