Finding the Fourth Proportional to 582,557.19, 803,912.65 and 324,434.06
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Solution
The fourth proportional to 582,557.19, 803,912.65 and 324,434.06 is: 447,709.94
Step by Step Solution
- Step 1: Write the proportion equation
582,557.19 : 803,912.65 = 324,434.06 : x - Step 2: Convert to fraction form
582,557.19/803,912.65 = 324,434.06/x - Step 3: Cross multiply
582,557.19x = 803,912.65 × 324,434.06 - Step 4: Simplify right side
582,557.19x = 260,816,643,302.69 - Step 5: Solve for x
x = 260,816,643,302.69/582,557.19 - Step 6: Final answer
x = 447,709.94
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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.