Finding the Fourth Proportional to 322,512.81, 445,029.00 and 177,294.65
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Solution
The fourth proportional to 322,512.81, 445,029.00 and 177,294.65 is: 244,645.35
Step by Step Solution
- Step 1: Write the proportion equation
322,512.81 : 445,029.00 = 177,294.65 : x - Step 2: Convert to fraction form
322,512.81/445,029.00 = 177,294.65/x - Step 3: Cross multiply
322,512.81x = 445,029.00 × 177,294.65 - Step 4: Simplify right side
322,512.81x = 78,901,257,904.85 - Step 5: Solve for x
x = 78,901,257,904.85/322,512.81 - Step 6: Final answer
x = 244,645.35
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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.