Finding the Fourth Proportional to 572,207.24, 858,310.86 and 305,158.70
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Solution
The fourth proportional to 572,207.24, 858,310.86 and 305,158.70 is: 457,738.05
Step by Step Solution
- Step 1: Write the proportion equation
572,207.24 : 858,310.86 = 305,158.70 : x - Step 2: Convert to fraction form
572,207.24/858,310.86 = 305,158.70/x - Step 3: Cross multiply
572,207.24x = 858,310.86 × 305,158.70 - Step 4: Simplify right side
572,207.24x = 261,921,026,233.48 - Step 5: Solve for x
x = 261,921,026,233.48/572,207.24 - Step 6: Final answer
x = 457,738.05
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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.