Finding the Fourth Proportional to 578,704.08, 798,625.80 and 324,107.04
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Solution
The fourth proportional to 578,704.08, 798,625.80 and 324,107.04 is: 447,275.65
Step by Step Solution
- Step 1: Write the proportion equation
578,704.08 : 798,625.80 = 324,107.04 : x - Step 2: Convert to fraction form
578,704.08/798,625.80 = 324,107.04/x - Step 3: Cross multiply
578,704.08x = 798,625.80 × 324,107.04 - Step 4: Simplify right side
578,704.08x = 258,840,244,105.63 - Step 5: Solve for x
x = 258,840,244,105.63/578,704.08 - Step 6: Final answer
x = 447,275.65
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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.