Finding the Fourth Proportional to 475,481.23, 656,231.38 and 294,251.53
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Solution
The fourth proportional to 475,481.23, 656,231.38 and 294,251.53 is: 406,108.75
Step by Step Solution
- Step 1: Write the proportion equation
475,481.23 : 656,231.38 = 294,251.53 : x - Step 2: Convert to fraction form
475,481.23/656,231.38 = 294,251.53/x - Step 3: Cross multiply
475,481.23x = 656,231.38 × 294,251.53 - Step 4: Simplify right side
475,481.23x = 193,097,085,222.80 - Step 5: Solve for x
x = 193,097,085,222.80/475,481.23 - Step 6: Final answer
x = 406,108.75
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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.