Finding the Fourth Proportional to 322,129.58, 444,553.58 and 178,890.26
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Solution
The fourth proportional to 322,129.58, 444,553.58 and 178,890.26 is: 246,876.75
Step by Step Solution
- Step 1: Write the proportion equation
322,129.58 : 444,553.58 = 178,890.26 : x - Step 2: Convert to fraction form
322,129.58/444,553.58 = 178,890.26/x - Step 3: Cross multiply
322,129.58x = 444,553.58 × 178,890.26 - Step 4: Simplify right side
322,129.58x = 79,526,303,734.59 - Step 5: Solve for x
x = 79,526,303,734.59/322,129.58 - Step 6: Final answer
x = 246,876.75
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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.