Finding the Fourth Proportional to 329,924.34, 494,880.44 and 105,282.99
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Solution
The fourth proportional to 329,924.34, 494,880.44 and 105,282.99 is: 157,922.55
Step by Step Solution
- Step 1: Write the proportion equation
329,924.34 : 494,880.44 = 105,282.99 : x - Step 2: Convert to fraction form
329,924.34/494,880.44 = 105,282.99/x - Step 3: Cross multiply
329,924.34x = 494,880.44 × 105,282.99 - Step 4: Simplify right side
329,924.34x = 52,102,491,889.30 - Step 5: Solve for x
x = 52,102,491,889.30/329,924.34 - Step 6: Final answer
x = 157,922.55
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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.