Finding the Fourth Proportional to 306,276.14, 459,463.22 and 106,653.26
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Solution
The fourth proportional to 306,276.14, 459,463.22 and 106,653.26 is: 159,996.95
Step by Step Solution
- Step 1: Write the proportion equation
306,276.14 : 459,463.22 = 106,653.26 : x - Step 2: Convert to fraction form
306,276.14/459,463.22 = 106,653.26/x - Step 3: Cross multiply
306,276.14x = 459,463.22 × 106,653.26 - Step 4: Simplify right side
306,276.14x = 49,003,247,432.51 - Step 5: Solve for x
x = 49,003,247,432.51/306,276.14 - Step 6: Final answer
x = 159,996.95
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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.