Finding the Fourth Proportional to 306,427.18, 459,640.76 and 96,082.06
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Solution
The fourth proportional to 306,427.18, 459,640.76 and 96,082.06 is: 144,123.09
Step by Step Solution
- Step 1: Write the proportion equation
306,427.18 : 459,640.76 = 96,082.06 : x - Step 2: Convert to fraction form
306,427.18/459,640.76 = 96,082.06/x - Step 3: Cross multiply
306,427.18x = 459,640.76 × 96,082.06 - Step 4: Simplify right side
306,427.18x = 44,163,231,080.77 - Step 5: Solve for x
x = 44,163,231,080.77/306,427.18 - Step 6: Final answer
x = 144,123.09
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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.