Finding the Fourth Proportional to 454,068.81, 626,614.92 and 250,119.09
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Solution
The fourth proportional to 454,068.81, 626,614.92 and 250,119.09 is: 345,164.32
Step by Step Solution
- Step 1: Write the proportion equation
454,068.81 : 626,614.92 = 250,119.09 : x - Step 2: Convert to fraction form
454,068.81/626,614.92 = 250,119.09/x - Step 3: Cross multiply
454,068.81x = 626,614.92 × 250,119.09 - Step 4: Simplify right side
454,068.81x = 156,728,353,570.82 - Step 5: Solve for x
x = 156,728,353,570.82/454,068.81 - Step 6: Final answer
x = 345,164.32
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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.