Finding the Fourth Proportional to 353,608.70, 529,635.45 and 306,952.70
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Solution
The fourth proportional to 353,608.70, 529,635.45 and 306,952.70 is: 459,754.05
Step by Step Solution
- Step 1: Write the proportion equation
353,608.70 : 529,635.45 = 306,952.70 : x - Step 2: Convert to fraction form
353,608.70/529,635.45 = 306,952.70/x - Step 3: Cross multiply
353,608.70x = 529,635.45 × 306,952.70 - Step 4: Simplify right side
353,608.70x = 162,573,031,393.22 - Step 5: Solve for x
x = 162,573,031,393.22/353,608.70 - Step 6: Final answer
x = 459,754.05
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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.