Finding the Fourth Proportional to 306,283.07, 459,473.61 and 106,660.19
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Solution
The fourth proportional to 306,283.07, 459,473.61 and 106,660.19 is: 160,007.35
Step by Step Solution
- Step 1: Write the proportion equation
306,283.07 : 459,473.61 = 106,660.19 : x - Step 2: Convert to fraction form
306,283.07/459,473.61 = 106,660.19/x - Step 3: Cross multiply
306,283.07x = 459,473.61 × 106,660.19 - Step 4: Simplify right side
306,283.07x = 49,007,544,091.25 - Step 5: Solve for x
x = 49,007,544,091.25/306,283.07 - Step 6: Final answer
x = 160,007.35
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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.