Finding the Fourth Proportional to 330,285.92, 455,795.44 and 194,324.99
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Solution
The fourth proportional to 330,285.92, 455,795.44 and 194,324.99 is: 268,168.99
Step by Step Solution
- Step 1: Write the proportion equation
330,285.92 : 455,795.44 = 194,324.99 : x - Step 2: Convert to fraction form
330,285.92/455,795.44 = 194,324.99/x - Step 3: Cross multiply
330,285.92x = 455,795.44 × 194,324.99 - Step 4: Simplify right side
330,285.92x = 88,572,441,555.26 - Step 5: Solve for x
x = 88,572,441,555.26/330,285.92 - Step 6: Final answer
x = 268,168.99
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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.