Finding the Fourth Proportional to 322,584.13, 445,177.45 and 177,400.95
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Solution
The fourth proportional to 322,584.13, 445,177.45 and 177,400.95 is: 244,819.55
Step by Step Solution
- Step 1: Write the proportion equation
322,584.13 : 445,177.45 = 177,400.95 : x - Step 2: Convert to fraction form
322,584.13/445,177.45 = 177,400.95/x - Step 3: Cross multiply
322,584.13x = 445,177.45 × 177,400.95 - Step 4: Simplify right side
322,584.13x = 78,974,902,548.58 - Step 5: Solve for x
x = 78,974,902,548.58/322,584.13 - Step 6: Final answer
x = 244,819.55
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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.