Finding the Fourth Proportional to 605,629.41, 908,584.71 and 206,273.62
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Solution
The fourth proportional to 605,629.41, 908,584.71 and 206,273.62 is: 309,458.32
Step by Step Solution
- Step 1: Write the proportion equation
605,629.41 : 908,584.71 = 206,273.62 : x - Step 2: Convert to fraction form
605,629.41/908,584.71 = 206,273.62/x - Step 3: Cross multiply
605,629.41x = 908,584.71 × 206,273.62 - Step 4: Simplify right side
605,629.41x = 187,417,057,208.35 - Step 5: Solve for x
x = 187,417,057,208.35/605,629.41 - Step 6: Final answer
x = 309,458.32
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1.5x scale
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.