Finding the Fourth Proportional to 329,418.05, 494,313.84 and 151,925.09
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Solution
The fourth proportional to 329,418.05, 494,313.84 and 151,925.09 is: 227,973.77
Step by Step Solution
- Step 1: Write the proportion equation
329,418.05 : 494,313.84 = 151,925.09 : x - Step 2: Convert to fraction form
329,418.05/494,313.84 = 151,925.09/x - Step 3: Cross multiply
329,418.05x = 494,313.84 × 151,925.09 - Step 4: Simplify right side
329,418.05x = 75,098,672,158.68 - Step 5: Solve for x
x = 75,098,672,158.68/329,418.05 - Step 6: Final answer
x = 227,973.77
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1.5x scale
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.