Finding the Fourth Proportional to 421,916.24, 582,232.86 and 240,624.07
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Solution
The fourth proportional to 421,916.24, 582,232.86 and 240,624.07 is: 332,054.62
Step by Step Solution
- Step 1: Write the proportion equation
421,916.24 : 582,232.86 = 240,624.07 : x - Step 2: Convert to fraction form
421,916.24/582,232.86 = 240,624.07/x - Step 3: Cross multiply
421,916.24x = 582,232.86 × 240,624.07 - Step 4: Simplify right side
421,916.24x = 140,099,239,005.36 - Step 5: Solve for x
x = 140,099,239,005.36/421,916.24 - Step 6: Final answer
x = 332,054.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.