Finding the Fourth Proportional to 434,698.08, 599,883.36 and 243,711.84
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Solution
The fourth proportional to 434,698.08, 599,883.36 and 243,711.84 is: 336,322.34
Step by Step Solution
- Step 1: Write the proportion equation
434,698.08 : 599,883.36 = 243,711.84 : x - Step 2: Convert to fraction form
434,698.08/599,883.36 = 243,711.84/x - Step 3: Cross multiply
434,698.08x = 599,883.36 × 243,711.84 - Step 4: Simplify right side
434,698.08x = 146,198,677,450.98 - Step 5: Solve for x
x = 146,198,677,450.98/434,698.08 - Step 6: Final answer
x = 336,322.34
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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.