Finding the Fourth Proportional to 946,330, 1,419,718.76 and 306,632.68
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Solution
The fourth proportional to 946,330, 1,419,718.76 and 306,632.68 is: 460,021.52
Step by Step Solution
- Step 1: Write the proportion equation
946,330 : 1,419,718.76 = 306,632.68 : x - Step 2: Convert to fraction form
946,330/1,419,718.76 = 306,632.68/x - Step 3: Cross multiply
946,330x = 1,419,718.76 × 306,632.68 - Step 4: Simplify right side
946,330x = 435,332,168,225.08 - Step 5: Solve for x
x = 435,332,168,225.08/946,330 - Step 6: Final answer
x = 460,021.52
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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.