Finding the Fourth Proportional to 573,786.96, 858,840.12 and 306,880.08
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Solution
The fourth proportional to 573,786.96, 858,840.12 and 306,880.08 is: 459,335.86
Step by Step Solution
- Step 1: Write the proportion equation
573,786.96 : 858,840.12 = 306,880.08 : x - Step 2: Convert to fraction form
573,786.96/858,840.12 = 306,880.08/x - Step 3: Cross multiply
573,786.96x = 858,840.12 × 306,880.08 - Step 4: Simplify right side
573,786.96x = 263,560,924,732.81 - Step 5: Solve for x
x = 263,560,924,732.81/573,786.96 - Step 6: Final answer
x = 459,335.86
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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.