Finding the Fourth Proportional to 359,544.88, 539,523.39 and 146,273.44
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Solution
The fourth proportional to 359,544.88, 539,523.39 and 146,273.44 is: 219,493.99
Step by Step Solution
- Step 1: Write the proportion equation
359,544.88 : 539,523.39 = 146,273.44 : x - Step 2: Convert to fraction form
359,544.88/539,523.39 = 146,273.44/x - Step 3: Cross multiply
359,544.88x = 539,523.39 × 146,273.44 - Step 4: Simplify right side
359,544.88x = 78,917,939,518.14 - Step 5: Solve for x
x = 78,917,939,518.14/359,544.88 - Step 6: Final answer
x = 219,493.99
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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.