Finding the Fourth Proportional to 304,471.18, 420,571.84 and 233,725.42
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Solution
The fourth proportional to 304,471.18, 420,571.84 and 233,725.42 is: 322,849.37
Step by Step Solution
- Step 1: Write the proportion equation
304,471.18 : 420,571.84 = 233,725.42 : x - Step 2: Convert to fraction form
304,471.18/420,571.84 = 233,725.42/x - Step 3: Cross multiply
304,471.18x = 420,571.84 × 233,725.42 - Step 4: Simplify right side
304,471.18x = 98,298,329,944.17 - Step 5: Solve for x
x = 98,298,329,944.17/304,471.18 - Step 6: Final answer
x = 322,849.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.