Finding the Fourth Proportional to 417,546.99, 626,635.36 and 305,516.24
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Solution
The fourth proportional to 417,546.99, 626,635.36 and 305,516.24 is: 458,504.76
Step by Step Solution
- Step 1: Write the proportion equation
417,546.99 : 626,635.36 = 305,516.24 : x - Step 2: Convert to fraction form
417,546.99/626,635.36 = 305,516.24/x - Step 3: Cross multiply
417,546.99x = 626,635.36 × 305,516.24 - Step 4: Simplify right side
417,546.99x = 191,447,280,443.14 - Step 5: Solve for x
x = 191,447,280,443.14/417,546.99 - Step 6: Final answer
x = 458,504.76
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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.