Finding the Fourth Proportional to 456,122.28, 629,548.68 and 265,245.80
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Solution
The fourth proportional to 456,122.28, 629,548.68 and 265,245.80 is: 366,097.32
Step by Step Solution
- Step 1: Write the proportion equation
456,122.28 : 629,548.68 = 265,245.80 : x - Step 2: Convert to fraction form
456,122.28/629,548.68 = 265,245.80/x - Step 3: Cross multiply
456,122.28x = 629,548.68 × 265,245.80 - Step 4: Simplify right side
456,122.28x = 166,985,143,265.54 - Step 5: Solve for x
x = 166,985,143,265.54/456,122.28 - Step 6: Final answer
x = 366,097.32
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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.