Finding the Fourth Proportional to 329,562.70, 494,491.74 and 151,974.52
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Solution
The fourth proportional to 329,562.70, 494,491.74 and 151,974.52 is: 228,029.88
Step by Step Solution
- Step 1: Write the proportion equation
329,562.70 : 494,491.74 = 151,974.52 : x - Step 2: Convert to fraction form
329,562.70/494,491.74 = 151,974.52/x - Step 3: Cross multiply
329,562.70x = 494,491.74 × 151,974.52 - Step 4: Simplify right side
329,562.70x = 75,150,141,598.13 - Step 5: Solve for x
x = 75,150,141,598.13/329,562.70 - Step 6: Final answer
x = 228,029.88
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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.