Finding the Fourth Proportional to 309,529.76, 464,838.96 and 305,097.44
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Solution
The fourth proportional to 309,529.76, 464,838.96 and 305,097.44 is: 458,182.69
Step by Step Solution
- Step 1: Write the proportion equation
309,529.76 : 464,838.96 = 305,097.44 : x - Step 2: Convert to fraction form
309,529.76/464,838.96 = 305,097.44/x - Step 3: Cross multiply
309,529.76x = 464,838.96 × 305,097.44 - Step 4: Simplify right side
309,529.76x = 141,821,176,708.26 - Step 5: Solve for x
x = 141,821,176,708.26/309,529.76 - Step 6: Final answer
x = 458,182.69
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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.